{"id":20602,"date":"2026-09-15T03:52:10","date_gmt":"2026-09-15T03:52:10","guid":{"rendered":"https:\/\/www.mailgun.com\/blog\/pseudonymisation-et-vous-optimiser-protection-donnees\/"},"modified":"2026-09-15T03:52:10","modified_gmt":"2026-09-15T03:52:10","slug":"pseudonymisation-et-vous-optimiser-protection-donnees","status":"publish","type":"blog","link":"https:\/\/www.mailgun.com\/fr\/blog\/email\/pseudonymisation-et-vous-optimiser-protection-donnees\/","title":{"rendered":"La pseudonymisation et vous\u00a0: optimiser la protection des donn\u00e9es"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Tout le monde a d\u00e9test\u00e9 l&rsquo;armageddon des emails de politique de confidentialit\u00e9, y compris les entreprises. Non pas parce que certains de leurs emails allaient directement dans les spams, mais parce que de nombreuses entreprises ont d\u00fb revoir leurs mesures de s\u00e9curit\u00e9. Revoir les mesures de s\u00e9curit\u00e9 peut \u00eatre p\u00e9nible, mais perdre une tonne d&rsquo;informations personnelles est absolument\u00a0<i>la pire des choses.<\/i><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Que pouvons-nous faire\u00a0?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les entreprises peuvent r\u00e9duire le risque de vol d&rsquo;informations en appliquant les bonnes pratiques de protection des donn\u00e9es, et certaines sont tr\u00e8s simples \u00e0 adopter. L&rsquo;une des m\u00e9thodes que nous appr\u00e9cions particuli\u00e8rement est la pseudonymisation, une fa\u00e7on \u00e9l\u00e9gante de parler de camouflage des donn\u00e9es sensibles. La pseudonymisation remplace les informations d&rsquo;identification d&rsquo;un enregistrement par de faux identifiants (pseudonymes), ce qui rend difficile la tra\u00e7abilit\u00e9 d&rsquo;une donn\u00e9e. En y r\u00e9fl\u00e9chissant, c&rsquo;est un peu comme ce faux profil MySpace que vous aviez en 2007.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cela semble compliqu\u00e9, pourquoi le faire\u00a0?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L&rsquo;avantage de la pseudonymisation, c&rsquo;est qu&rsquo;il s&rsquo;agit des m\u00eames donn\u00e9es mais sous un nom d&#8217;emprunt ou, dans ce cas, sous la forme d&rsquo;une tr\u00e8s longue cha\u00eene de caract\u00e8res. Bien qu&rsquo;aucune protection ne suffise \u00e0 elle seule, sa combinaison avec d&rsquo;autres pratiques comme le chiffrement, le hachage ou la tokenisation aide \u00e0 r\u00e9duire le risque de r\u00e9identification. Appliquer la pseudonymisation \u00e0 vos donn\u00e9es est relativement simple et il existe plusieurs fa\u00e7ons d&rsquo;y parvenir. Dans cet exemple, nous allons nous pencher sur le plugin de filtre Fingerprint de Logstash, mais vous pouvez \u00e9galement essayer un script de fichier g\u00e9n\u00e9rique utilisant un plugin de filtre Ruby si cela ne vous convient pas. Les deux m\u00e9thodes masqueront les champs du nom d&rsquo;utilisateur et de l&rsquo;adresse IP, alors gardez cela \u00e0 l&rsquo;esprit\u00a0!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Impl\u00e9menter la pseudonymisation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avant de commencer, prenez du Mountain Dew, car rien ne vous donne plus l&rsquo;impression d&rsquo;\u00eatre un g\u00e9nie de l&rsquo;informatique que des choix de sodas discutables. Une fois cette boisson fra\u00eeche ouverte, t\u00e9l\u00e9chargez les fichiers du d\u00e9p\u00f4t dans un r\u00e9pertoire local. Voici un peu de code provenant de\u00a0<a href=\"https:\/\/github.com\/elastic\/examples\/tree\/master\/Miscellaneous\" target=\"_tabs\" rel=\"noopener noreferrer\">GitHub<\/a>\u00a0qui permet de t\u00e9l\u00e9charger les fichiers individuellement plus facilement\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    curl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/docker-compose.ymlrnrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/logstash_fingerprint.confrnrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/logstash_script_fingerprint.confrnrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/pipelines.ymlrnrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/pseudonymise.rbrnrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/Dockerfilernrncurl -O https:\/\/raw.githubusercontent.com\/elastic\/examples\/master\/Miscellaneous\/gdpr\/pseudonymization\/sample_docs\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e9rifiez que le r\u00e9pertoire contenant les fichiers t\u00e9l\u00e9charg\u00e9s est partag\u00e9 avec Docker. Allez ensuite dans le r\u00e9pertoire et ex\u00e9cutez la commande suivante\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    ELASTIC_PASSWORD=changeme TAG=6.2.2 docker-compose up\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Cherchez la ligne de journal ci-dessous. Cela vous indiquera que Logstash a d\u00e9marr\u00e9 et peut maintenant recevoir des donn\u00e9es.<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    logstash_1 | [2018-03-20T12:40:33,638][INFO ][logstash.agent ] Pipelines running {:count=&gt;2, :pipelines=&gt;[&quot;fingerprint_filter&quot;, &quot;ruby_filter&quot;]}\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Prenez une gorg\u00e9e, les amis. Nous y sommes presque.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" class=\"wp-image-4168\" width=\"779\" height=\"516\" src=\"https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/meme2.png\" alt=\"meme2\" srcset=\"https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/meme2.png 779w, https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/meme2-300x199.png 300w, https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/meme2-768x509.png 768w\" sizes=\"(max-width: 779px) 100vw, 779px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pour le plugin de filtre Fingerprint, ex\u00e9cutez la commande suivante\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    cat sample_docs | nc localhost 5000\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Tada\u00a0! Vous pouvez maintenant inspecter et utiliser les donn\u00e9es\u00a0! Les informations pseudonymis\u00e9es seront index\u00e9es dans un index d&rsquo;\u00e9v\u00e9nements auquel vous pouvez acc\u00e9der via la requ\u00eate suivante\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    curl &quot;http:\/\/localhost:9200\/events\/_search?pretty&quot; -u elastic:changeme\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Cela devrait ressembler un peu \u00e0 ceci\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    {rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;_index&quot;: &quot;events&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;_type&quot;: &quot;doc&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;_id&quot;: &quot;tQOjQ2IBED8Jv9YVVDxs&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;_score&quot;: 1,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;_source&quot;: {rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;host&quot;: &quot;gateway&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;user_agent&quot;: &quot;Mozilla\/5.0 (Macintosh; PPC Mac OS X 10_6_7) AppleWebKit\/535.1 (KHTML, like Gecko) Chrome\/14.0.790.0 Safari\/535.1&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;job_title&quot;: &quot;Electrical Engineer&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;username&quot;: &quot;95b88d8d477e18a8acca833e7bcbd2c5d5f646b29e2d1c9604a1d930e2f63313&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;@timestamp&quot;: &quot;2018-03-20T13:39:59.799Z&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;ip&quot;: &quot;e85022a9801b356dd8c3ed6b2e02f0061a3aeea5bbad15a9ff4aed35b5bb3a42&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;source&quot;: &quot;ruby_pipeline&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;city&quot;: &quot;Komsomol\u2019skiy&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;title&quot;: &quot;Mr&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;country_code&quot;: &quot;UZ&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;@version&quot;: &quot;1&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;gender&quot;: &quot;Female&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;country&quot;: &quot;Uzbekistan&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;port&quot;: 41126rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 }rnrn\u00a0\u00a0\u00a0\u00a0 }\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">\nC&rsquo;est g\u00e9nial, non\u00a0? Mais ce n&rsquo;est pas tout\u00a0! Les recherches de paires cl\u00e9-valeur se trouvent dans un index d&rsquo;identit\u00e9s, auquel vous pouvez acc\u00e9der avec cette requ\u00eate\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    curl &quot;http:\/\/localhost:9200\/identities\/_search?pretty&quot; -u elastic:changeme\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Si vous vous demandez \u00e0 quoi cela ressemble, jetez un \u0153il ci-dessous\u00a0:\u00a0 <\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    {rnrn\u00a0\u00a0\u00a0 &quot;_index&quot;: &quot;identities&quot;,rnrn\u00a0\u00a0\u00a0 &quot;_type&quot;: &quot;doc&quot;,rnrn\u00a0\u00a0\u00a0 &quot;_id&quot;: &quot;1924d02bd98a46c795cb2a925b98a22ae59c563e0de49f4ba4aa49e6cab072ad&quot;,rnrn\u00a0\u00a0\u00a0 &quot;_score&quot;: 1,rnrn\u00a0\u00a0\u00a0 &quot;_source&quot;: {rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;key&quot;: &quot;1924d02bd98a46c795cb2a925b98a22ae59c563e0de49f4ba4aa49e6cab072ad&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;value&quot;: &quot;174.145.248.21&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;tags&quot;: [rnrn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;identities&quot;rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 ],rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;@timestamp&quot;: &quot;2018-03-20T13:39:59.957Z&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;@version&quot;: &quot;1&quot;,rnrn\u00a0\u00a0\u00a0\u00a0\u00a0 &quot;source&quot;: &quot;ruby_pipeline&quot;rnrn\u00a0\u00a0\u00a0 }\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<p class=\"wp-block-paragraph\">Vous devriez toujours avoir 200 documents dans un index de pseudonymes, peu importe le nombre de fois que vous indexez les donn\u00e9es. Il y a un document pour chaque valeur unique du tableau et, dans ce cas, nous avons le nom d&rsquo;utilisateur et l&rsquo;adresse IP. Besoin de r\u00e9identifier une valeur\u00a0? Vous pouvez la chercher par ID dans l&rsquo;index des identit\u00e9s. Pour rappel\u00a0: voici \u00e0 quoi ressemble une valeur pseudonymis\u00e9e\u00a0:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>6efda88d5338599ef1cc29df5dad8da681984580dc1f7f495dcf17ebcf7191f8<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si vous avez besoin de la valeur d&rsquo;origine, vous pouvez l&rsquo;obtenir avec cette commande\u00a0:<\/p>\n\n\n    <div data-content-type=\"longform\" class=\"code-snippet longform-spacings rounded-lg overflow-hidden shadow \" data-count=\"1\">\r\n        <ul class=\"nav nav-buttons code-snippet__tabs longform-except position-relative d-flex gap-2 flex-wrap p-3\" role=\"tablist\">\r\n\r\n                            \r\n                    \r\n                        <li class=\"nav-item\" role=\"presentation\">\r\n                            <button class=\"nav-link active\" data-bs-toggle=\"tab\" data-bs-target=\"#code_0\" type=\"button\" role=\"tab\" aria-controls=\"code_0\" aria-selected=\"true\">\r\n                                Shell                            <\/button>\r\n                        <\/li>\r\n\r\n                    \r\n                            \r\n        <\/ul>\r\n        <div class=\"code-snippet__tab-content tab-content\">\r\n\r\n                            \r\n                    <div class=\"tab-pane show active\" id=\"code_0\" role=\"tabpanel\" aria-labelledby=\"code_0\">\r\n                        <div class=\"code-snippet__code-wrapper\">\r\n                            <div class=\"nav nav-buttons code-snippet__copy-wrapper\">\r\n                                <button type=\"button\" class=\"nav-link code-snippet__copy\" data-clipboard-target=\"#code_0_content\" data-clipboard-label=\"Copier dans le presse-papiers\" data-clipboard-success-label=\"Copi\u00e9\u00a0!\" data-clipboard-error-label=\"Impossible de copier\" data-tooltip=\"Copier dans le presse-papiers\" data-tooltip-placement=\"left\" role=\"tooltip\" aria-label=\"Copier dans le presse-papiers\">\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--default\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/file-stack.svg\"><\/svg>\r\n                                    <svg class=\"code-snippet__copy-icon code-snippet__copy-icon--success\" width=\"24\" height=\"24\" aria-hidden=\"true\" data-url=\"https:\/\/www.mailgun.com\/wp-content\/plugins\/sinch-core\/assets\/icons\/sinch\/badge-check.svg\"><\/svg>\r\n                                <\/button>\r\n                            <\/div>\r\n                            <pre class=\"w-100 h-100 m-0 line-numbers language-shell\">\r\n                                <code id=\"code_0_content\" class=\"language-shell\">\r\n\r\n                                    curl &quot;http:\/\/localhost:9200\/identities\/doc\/6efda88d5338599ef1cc29df5dad8da681984580dc1f7f495dcf17ebcf7191f8?pretty&quot; -u elastic:changeme\r\n                                <\/code>\r\n                            <\/pre>\r\n                        <\/div>\r\n                    <\/div>\r\n                                    <\/div>\r\n    <\/div>\r\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" class=\"wp-image-4170\" width=\"737\" height=\"439\" src=\"https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/emerilmeme.png\" alt=\"emerilmeme\" srcset=\"https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/emerilmeme.png 737w, https:\/\/www.mailgun.com\/wp-content\/uploads\/2025\/07\/emerilmeme-300x179.png 300w\" sizes=\"(max-width: 737px) 100vw, 737px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">BAM\u00a0! Pseudonymisation\u00a0! C&rsquo;est comme le programme de protection des t\u00e9moins pour les donn\u00e9es\u00a0: nous sommes de grands fans. Toutes ces donn\u00e9es pseudonymis\u00e9es emp\u00eachent les acteurs malveillants d&rsquo;en faire quoi que ce soit, m\u00eame s&rsquo;ils sont dou\u00e9s dans leur domaine. Avec une solide politique de conservation des donn\u00e9es, votre risque de vol peut \u00eatre consid\u00e9rablement r\u00e9duit, et qui n&rsquo;aimerait pas cela\u00a0? Si vous \u00eates curieux au sujet du traitement des donn\u00e9es par Mailgun,\u00a0<a href=\"https:\/\/signup.mailgun.com\/new\/signup\" target=\"_tabs\" rel=\"noopener noreferrer\">consultez notre site Web\u00a0!<\/a>\u00a0Nous devenons tr\u00e8s techniques avec l&#8217;email, tr\u00e8s vite.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u00e9duire le risque de fuite de donn\u00e9es est important, mais cela n&rsquo;a pas besoin d&rsquo;\u00eatre compliqu\u00e9. La pseudonymisation est un excellent premier pas dans la bonne direction.<\/p>\n","protected":false},"author":28,"featured_media":4074,"menu_order":0,"template":"","meta":{"_acf_changed":true,"footnotes":""},"blog_category":[20],"class_list":["post-20602","blog","type-blog","status-publish","has-post-thumbnail","hentry","blog_category-email"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La pseudonymisation et vous\u00a0: optimiser la protection des donn\u00e9es - Transactional Email API Service For Developers | Mailgun<\/title>\n<meta name=\"description\" content=\"R\u00e9duire le risque de fuite de donn\u00e9es est important, mais cela n&#039;a pas besoin d&#039;\u00eatre compliqu\u00e9. La pseudonymisation est un excellent premier pas dans la bonne direction.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.mailgun.com\/fr\/blog\/email\/pseudonymisation-et-vous-optimiser-protection-donnees\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La pseudonymisation et vous\u00a0: optimiser la protection des donn\u00e9es - Transactional Email API Service For Developers | Mailgun\" \/>\n<meta property=\"og:description\" content=\"R\u00e9duire le risque de fuite de donn\u00e9es est important, mais cela n&#039;a pas besoin d&#039;\u00eatre compliqu\u00e9. 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