YKCHALRESP(1) YubiKey Personalization Tool M YKCHALRESP(1) (NAME) ykchalresp - - YubiKey (SYNOPSIS) ykchalresp [-nkey] [-1 | -2] [-H | -Y] [-N] [-x] [-v] [-6 | -8] [-t] [-iFILE] [-V] [-h] (DESCRIPTION) (challenge) YubiKey (response). YubiKey C/R -- HMAC-SHA1 YubiKey OTP . (OPTIONS) -nkey n- . -1 . . -2 . -H HMAC. . -Y Yubico OTP. -N (non-blocking) -- YubiKey . -x (hex) . -v (verbose). -6 OATH . -8 OATH . -t ( TOTP 00:00:00 1970-01-01 ). -iFILE FILE . - STDIN . -V . (EXAMPLES) - YubiKey NIST PUB 198 A.2 . YubiKey : $ ykpersonalize -2 -ochal-resp -ochal-hmac -ohmac-lt64 -a303132333435363738393a3b3c3d3e3f40414243 ... Commit? (y/n) [n]: y $ NIST YubiKey : $ ykchalresp -2 'Sample #2' 0922d3405faa3d194f82a45830737d5cc6c75d24 $ (BUGS) ykchalresp : https://github.com/Yubico/yubikey-personalization/issues (SEE ALSO) ykpersonalize: https://developers.yubico.com/yubikey-personalization YubiKey Yubico : http://www.yubico.com ykchalresp Version 1.19.1 YKCHALRESP(1)