GitHub Disabled SHA-1 in HTTPS: Fixing Git Clone/Push SSL Errors After Sept 15, 2026 On September 15, 2026, GitHub completely disabled SHA-1 in HTTPS/TLS connections to github.com, GitHub Enterprise Cloud, and its partner CDNs. If a git clone, git push, or a script calling the GitHub API over HTTPS suddenly started …

Block GitHub Pull Requests With Exposed Secrets: New Ruleset Rule Setup Guide Push protection catches a lot of leaked secrets, but it has always had a gap: it only inspects the commits in a single git push. A secret that slipped in through a squash-merged branch, a force-push that bypassed protection, a fork PR from a …

GitHub Apps and OAuth Apps Get Refresh Tokens: How to Migrate Off Long-Lived Access Tokens If you've built an OAuth App or a GitHub App that authenticates on behalf of users, there's a decent chance it's still handing out a gho_ or ghu_ token that never expires. On August 14, 2026, GitHub shipped token rotation for …