ssh-certinfo - shows validity and information of SSH certificates

       shows validity and information of SSH certificates

       # Default

       ssh-certinfo ~/.ssh/id_rsa-cert.pub

       ssh-certinfo ~/.ssh/*.pub

       # Certificates which expire within the next 2 months (colored output):

       ssh-certinfo -c-w 60 ~/.ssh/id_rsa-cert.pub

       ssh-certinfo -c-w 60 ~/.ssh/*.pub

SSH-TOOLS                                          March 2024                                    SSH-CERTINFO(1)

       ssh-certinfo - shows validity and information of SSH certificates

-c     show colors

       -h     show this message

       -w days
              warning threshold (default: 30)

       -v     verbose output

       --version
              show version information

       ssh-certinfo [OPTIONS] CERT-FILE [...]