GitHub has added support for securing SSH Git operations using FIDO2 security keys for added protection from account takeover attempts.

GitHub has revoked weak SSH authentication keys generated using a library that incorrectly created duplicate RSA keypairs.

Here's a quick example of how to securely connect Git to GitHub with SSH KeyGen produced secure shell keys on both Windows and Linux.

When you add a security key to SSH operations, you can use these devices to protect you and your account from accidental exposure, account hijacking, or malware, GitHub security engineer Kevin ...