Git eyes 2.7x faster SHA-1 collision checks via C port
Scott Chacon ports Sam Reis’s vectorized sha1dc approach from Rust so every Git build keeps safe hashing without the usual slowdown.
By segfault#sha-1
Git RFC floats signed SHA-256 tree digests as SHA-1 exit ramp
Scott Chacon's optional content hash for commits and tags reopens whether Git 3.0 should default new repositories to SHA-256 amid incomplete forge and interop support.
By rvalue