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Verifiers should look up the key by id, not assume a single global secret.",[435,592,593,594,599],{},"See ",[595,596,598],"a",{"href":597},"\u002Fuse-cases\u002Faudit\u002Fpipeline#signed","Drains & Integrity"," for the difference between HMAC and hash-chain.",[448,601,603],{"id":602},"redact","Redact",[435,605,606,607,610],{},"Audit events run through your existing ",[463,608,609],{},"RedactConfig",". Compose with the strict audit preset to harden PII handling:",[456,612,614],{"className":458,"code":613,"language":460,"meta":461,"style":461},"import { auditRedactPreset } from 'evlog'\n\ninitLogger({\n  redact: {\n    paths: [\n      ...(auditRedactPreset.paths ?? 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Recommended pattern today:",[781,782,783,787,790],"ol",{},[784,785,786],"li",{},"Keep audit rows immutable.",[784,788,789],{},"Encrypt PII fields with a per-actor key (held outside the audit store).",[784,791,792],{},"To \"forget\" a user, delete their key — the audit row stays, the chain stays valid, the PII becomes unreadable.",[435,794,795,796,799,800,688],{},"A built-in ",[463,797,798],{},"cryptoShredding"," helper is on the ",[595,801,805],{"href":802,"rel":803},"https:\u002F\u002Fgithub.com\u002FHugoRCD\u002Fevlog\u002Fissues",[804],"nofollow","follow-up roadmap",[448,807,809],{"id":808},"retention","Retention",[435,811,812],{},"Retention is a storage-layer concern by design. evlog's audit layer doesn't enforce retention windows because every supported sink already has a stronger, audited mechanism for it. Pick the one matching your sink:",[814,815,816,829],"table",{},[817,818,819],"thead",{},[820,821,822,826],"tr",{},[823,824,825],"th",{},"Sink",[823,827,828],{},"Retention mechanism",[830,831,832,845,856,864],"tbody",{},[820,833,834,838],{},[835,836,837],"td",{},"FS",[835,839,840,841,844],{},"Combine ",[463,842,843],{},"createFsDrain({ maxFiles })"," with a daily compactor.",[820,846,847,850],{},[835,848,849],{},"Postgres",[835,851,852,853,688],{},"Schedule ",[463,854,855],{},"DELETE FROM audit_events WHERE timestamp \u003C now() - interval '7 years'",[820,857,858,861],{},[835,859,860],{},"Axiom \u002F Datadog \u002F Loki",[835,862,863],{},"Set the dataset retention policy in the platform.",[820,865,866,869],{},[835,867,868],{},"S3 Object Lock",[835,870,871],{},"Configure lifecycle rules + Object Lock retention period.",[435,873,874],{},"Document the chosen window in your security policy. Auditors care about the written rule, not the enforcing component.",[448,876,878],{"id":877},"common-pitfalls","Common Pitfalls",[880,881,882,895,918,924,943,957],"ul",{},[784,883,884,887,888,582,891,894],{},[439,885,886],{},"Logging only successes."," Auditors care most about denials. Always pair ",[463,889,890],{},"log.audit()",[463,892,893],{},"log.audit.deny()"," on the negative branch of every authorisation check.",[784,896,897,903,904,907,908,910,911,749,913,749,915,917],{},[439,898,899,900,688],{},"Leaking PII through ",[463,901,902],{},"changes"," ",[463,905,906],{},"auditDiff()"," runs through your ",[463,909,609],{},", but only if the field paths are listed. Add ",[463,912,748],{},[463,914,752],{},[463,916,755],{},", etc. once globally so you never have to think about it again.",[784,919,920,923],{},[439,921,922],{},"Treating audits as observability."," Don't sample, downsample, or summarise audit events. Force-keep is on by default — don't disable it.",[784,925,926,903,933,935,936,741,939,942],{},[439,927,928,929,932],{},"Conflating ",[463,930,931],{},"actor.id"," with the session id.",[463,934,931],{}," is the stable user id (or system identity). Correlate sessions via ",[463,937,938],{},"context.requestId",[463,940,941],{},"context.traceId",", never via the actor.",[784,944,945,948,949,952,953,956],{},[439,946,947],{},"Forgetting standalone jobs."," Cron tasks, queue workers, and CLIs trigger audit-worthy actions too. Use ",[463,950,951],{},"audit()"," (no request) or ",[463,954,955],{},"withAudit()"," to keep coverage parity with your HTTP routes.",[784,958,959,966],{},[439,960,961,962,965],{},"Skipping ",[463,963,964],{},"await: true"," on the audit drain."," Without it, audits are fire-and-forget — a crash between the event being emitted and the drain flushing means the action happened but no audit row exists.",[968,969,970],"style",{},"html pre.shiki code .s2Zo4, html code.shiki .s2Zo4{--shiki-light:#6182B8;--shiki-default:#82AAFF;--shiki-dark:#82AAFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .swJcz, html code.shiki .swJcz{--shiki-light:#E53935;--shiki-default:#F07178;--shiki-dark:#F07178}html pre.shiki code .sfazB, html code.shiki .sfazB{--shiki-light:#91B859;--shiki-default:#C3E88D;--shiki-dark:#C3E88D}html pre.shiki code .sfNiH, html code.shiki .sfNiH{--shiki-light:#FF5370;--shiki-default:#FF9CAC;--shiki-dark:#FF9CAC}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}",{"title":461,"searchDepth":480,"depth":480,"links":972},[973,974,975,976,977],{"id":450,"depth":480,"text":451},{"id":602,"depth":480,"text":603},{"id":775,"depth":480,"text":776},{"id":808,"depth":480,"text":809},{"id":877,"depth":480,"text":878},"Integrity, redact presets, GDPR vs append-only, retention windows, and the most common pitfalls when shipping audit logs to production.","md",[981,984],{"label":598,"icon":329,"to":327,"color":982,"variant":983},"neutral","subtle",{"label":335,"icon":79,"to":336,"color":982,"variant":983},{},{"title":331,"icon":308},{"title":331,"description":978},"vivjgqqQlK6ejj8Rffr7ojYMZ_7LyYr08ydV46uendU",[990,992],{"title":326,"path":327,"stem":328,"description":991,"icon":329,"children":-1},"auditEnricher to auto-fill request context, auditOnly to route audits to a dedicated sink, and signed for tamper-evident HMAC or hash-chain integrity.",{"title":335,"path":336,"stem":337,"description":993,"icon":79,"children":-1},"File system, Axiom, and Postgres recipes for audit logs, plus mockAudit for tests and the full API reference.",1778439729034]