All subscriber certificates MUST include the extendedKeyUsage extension and only assert an extendedKeyUsage purpose of id-kp-serverAuth.
For All subscriber certificates MUST include the extendedKeyUsage extension and only assert an extendedKeyUsage purpose of id-kp-serverAuth., requirement is All subscriber certificates MUST include the extendedKeyUsage extension and only assert an extendedKeyUsage purpose of id-kp-serverAuth; effective date is 2027-03-15; authority is Google Chrome Root Program; scope is CAs included in the Chrome Root Store, recorded from its source on 2026-08-05.
- Requirement
- All subscriber certificates MUST include the extendedKeyUsage extension and only assert an extendedKeyUsage purpose of id-kp-serverAuth. verified
- Effective date
- 2027-03-15
- Authority
- Google Chrome Root Program our reading
- Scope
- CAs included in the Chrome Root Store our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
All corresponding subscriber certificates issued on or after March 15, 2027 , MUST include the extendedKeyUsage extension and only assert an extendedKeyUsage purpose of id-kp-serverAuth.
— googlechrome.github.io, retrieved 2026-08-05
Source
- googlechrome.github.iohttps://googlechrome.github.io/chromerootprogram/