libu2f-server − Yubico Universal 2nd Factor (U2F) Server Tool
libu2f-server [OPTIONS]...
libu2f−server 1.0.2
Perform U2F
server−side operations on the command line. Writes
challenge to standard output and read responses from
standard input.
−h, −−help
Print help and exit
−V, −−version
Print version and exit
−o, −−origin=STRING
Origin URL to use.
−i, −−appid=STRING
Application ID to use.
−c, −−challenge=STRING
Challenge (Base64−URL encoded) string to use.
−a, −−action=ENUM
Action to take. (possible values="register", "authenticate")
−k, −−key−handle=STRING
A file containing a key−handle
−p, −−user−key=STRING
A file containing the public user−key
−d, −−debug
Print debug information to standard error (default=off)
−x, −−x509cert=STRING
A file to write the registration attestation certificate to
Report bugs at <https://github.com/Yubico/libu2f−server>.