On the Git protocol side, unencrypted git:// offers no integrity or authentication, making it subject to tampering. We expect very few people are still using this protocol, especially given that you can’t push (it’s read-only on GitHub). We’ll be disabling support for this protocol."
julianoes
commented
2 years ago
https://github.blog/2021-09-01-improving-git-protocol-security-github/
"No more unauthenticated Git
On the Git protocol side, unencrypted git:// offers no integrity or authentication, making it subject to tampering. We expect very few people are still using this protocol, especially given that you can’t push (it’s read-only on GitHub). We’ll be disabling support for this protocol."