Displaying 2 results from an estimated 2 matches for "sshbuf_put_str".
2020 Sep 04
3
Incomplete attestation data for FIDO2 SKs?
I was recently looking at verifying the attestation data
(ssh-sk-attest-v00) for a SK key, but I believe the data saved in this
structure is insufficient for completing verification of the attestation.
While the structure has enough information for U2F devices, FIDO2 devices
sign their attestation over a richer "authData" blob [1] (concatenated with
the challenge hash). The authData blob
2018 Sep 06
4
Some wishes regarding revoked keys
Hello.
I am trying to play through the following test scenario about
certificate revocation on Ubuntu 18.04, which has OpenSSH of this version:
OpenSSH_7.6p1 Ubuntu-4, OpenSSL 1.0.2n? 7 Dec 2017
1. A CA key is created
ssh-keygen -t ed25519 -f ca
2. The CA public key is added to ~/.ssh/authorized_keys on some server:
cert-authority ssh-ed25519 AAAA...e ca at yoga
3. A user key is created on a