bhyde / cl-one-time-passwords

One time passwords (hotp rfc4226, totp rfc6238) as used in two factor authentication systems such as Google's.
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Window based verification routines #2

Open pederkl opened 11 years ago

pederkl commented 11 years ago

Verifying that a supplied OTP matches, including some fuzzyness based on clock drift/events generated without being verified, is a common enough operation that I feel it belongs in the generic libraries.