Provided by: yubikey-manager_3.1.1-1_all 

NAME
ykman - YubiKey Manager
SYNOPSIS
ykman [OPTIONS] COMMAND [ARGS]...
DESCRIPTION
Configure your YubiKey via the command line.
Examples:
List connected YubiKeys, only output serial number: $ ykman list --serials
Show information about YubiKey with serial number 0123456: $ ykman --device 0123456 info
OPTIONS
-v, --version
-d, --device SERIAL
-l, --log-level [DEBUG|INFO|WARNING|ERROR|CRITICAL]
Enable logging at given verbosity level.
--log-file FILE
Write logs to the given FILE instead of standard error; ignored unless --log-level is also set.
-r, --reader NAME
Use an external smart card reader. Conflicts with --device and list.
-h, --help
Show this message and exit.
Commands:
config Enable/Disable applications.
fido Manage FIDO applications.
info Show general information.
list List connected YubiKeys.
mode Manage connection modes (USB Interfaces).
oath Manage OATH Application.
openpgp
Manage OpenPGP Application.
otp Manage OTP Application.
piv Manage PIV Application.
ykman 3.1.1 January 2020 YKMAN(1)