OpenSSH 8.2 Just Works with U2F/FIDO2 Security Keys

OpenSSH is on a roll. In February, OpenSSH 8.2 introduced first-class support for FIDO2 (née U2F) security keys, making hardware backed keys accessible for less than $20. This is not some complicated PAM setup, or some janky cryptographic trick, but a proper public key type, where the...

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