GitLab Linux package being upgraded to OpenSSL 3 in GitLab 17.7

What this post added

This post announces the upgrade of the GitLab Linux package to OpenSSL 3 in GitLab 17.7. This change impacts outbound connections from self-managed instances, requiring TLS 1.2 or above and at least 112-bit encryption for TLS certificates. It provides guidance for administrators to check external integrations and update TLS configurations, and explains the security rationale behind the upgrade, including the end-of-life of OpenSSL 1.1.1.