Scroll to navigation

YKCLIENT(1) User Commands YKCLIENT(1)

NAME

ykclient - YubiCloud One-Time-Password Validation Client

SYNOPSIS

ykclient [OPTION]... CLIENTID YUBIKEYOTP

DESCRIPTION

Validate the YUBIKEYOTP one-time-password against the YubiCloud using CLIENTID as the client identifier.

Mandatory arguments to long options are mandatory for short options too.

Display this help screen
Display version information
Print debugging information
Validation service URL, for example, "http://api.yubico.com/wsapi/verify"
Path to directory containing Certificate Authoritity, e.g., "/usr/local/etc/CERTS"
Path to a file holding one or more certificated to verify the peer with
API key for HMAC validation of request/response
Connect to validation service through a proxy, e.g., "socks5h://user:pass@127.0.0.1:1080"

Exit status is 0 on success, 1 if there is a hard failure, 2 if the OTP was replayed, 3 for other soft OTP-related failures.

REPORTING BUGS

Report bugs at <https://github.com/Yubico/yubico-c-client>.

October 2024 ykclient 2.15