totp-clj.core — com.codahale/totp-clj 0.1.0

A set of functions for implementing TOTP multi-factor authentication.

generate-secret clj

(generate-secret)

Generates a new 256-bit TOTP secret.

qrcode clj

(qrcode uri
        &
        {:keys [width height margin image-type]
         :or {width 250 height 250 margin 4 image-type "PNG"}})

Returns a QR Code PNG image of the user's TOTP secret as a byte array.

uri clj

(uri service username secret)

Given a service name, username, and TOTP secret, returns a TOTP URI.

verify clj

(verify secret token)

Given a TOTP secret and token, verifies the token.