# Certificate Expiry Is Still Taking Down Major Platforms

- **期号**: SRE Weekly Issue #530（2026-08-17）
- **作者**: TokenTimer
- **链接**: https://tokentimer.ch/blog/tls-certificate-expiry-outages

## 简介

> Recent outages at Tailscale, jsDelivr, ServiceNow, and IPinfo show the same failure pattern: certificate automation broke quietly, while the expiry date kept moving closer.

Bonus: they include links to several write-ups of related incidents.