security.pam.yubico.mode

Mode of operation.

Use "client" for online validation with a YubiKey validation service such as the YubiCloud.

Use "challenge-response" for offline validation using YubiKeys with HMAC-SHA-1 Challenge-Response configurations. See the man-page ykpamcfg(1) for further details on how to configure offline Challenge-Response validation.

More information can be found here.

Type

one of "client", "challenge-response"

Default

"client"

Declared

<nixpkgs/nixos/modules/security/pam.nix>