Code signing certificates expiring on January 31, 2026

[zerymo]

Describe the bug
The code signing certificates root.crt and core.crt in resources/codesigning/ are expiring on January 31, 2026 (in 10 days).

Affected files:

Certificate present here: https://github.com/owncloud/core/tree/master/resources/codesigning

✅ intermediate.crl.pem - valid until Dec 26, 2031 (OK)
⚠️ core.crt - expires: Jan 31 17:51:49 2026 GMT
⚠️ root.crt - expires: Jan 31 17:43:25 2026 GMT

Impact:
After January 31, 2026, all ownCloud installations will fail code integrity checks , potentially causing:

Admin panel warnings about invalid code integrity
App installation/update failures
Security warnings for administrators
Expected behavior
Certificates should be renewed before expiration date to maintain code signing functionality.

Certificate details:

Certificate: core.crt
Issuer: CN = ownCloud Code Signing Intermediate Authority
Validity: Not After : Jan 31 17:51:49 2026 GMT
Serial Number: 4096 (0x1000)

Certificate: root.crt
Issuer: CN = ownCloud Code Signing Root Authority
Validity: Not After : Jan 31 17:43:25 2026 GMT
Serial Number: 4096 (0x1000)

Environment:

ownCloud version: 10.7.0
Repository checked: https://github.com/owncloud/core/tree/master/resources/codesigning

Request:
Please provide updated root.crt and core.crt certificates before January 31, 2026.