ブックマーク / www.agwa.name (1)

  • It's Now Possible To Sign Arbitrary Data With Your SSH Keys

    Did you know that you can use the ssh-keygen command to sign and verify signatures on arbitrary data, like files and software releases? Although this feature isn't super new - it was added in 2019 with OpenSSH 8.0 - it seems to be little-known. That's a shame because it's super useful and the most viable alternative to PGP for signing data. If you're currently using PGP to sign data, you should co

    azechi_n
    azechi_n 2021/11/15
    “You'll soon be able to sign Git commits and tags with SSH” "The problem with using openssl is that you have to worry about cross-protocol attacks because there is no namespace parameter like there is with SSH signatures."
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