Hacker News·3 min read·hard

GitHub suddenly rejected my SSH key (the fix was a .pub file?)

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xGLaDER
AI Summary

A developer reports a sudden authentication failure with GitHub SSH keys, discovering that the issue was caused by the absence of a corresponding .pub file. The author speculates that a recent update to GitHub's server software changed how it handles authentication flows.

Today, git pull stopped working on my main laptop. Permission denied (publickey) , out of nowhere. I had changed nothing, the key was still registered on GitHub, and pulling the same repository from another laptop (with another key) worked fine.

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