Otp Workgroup RFCs

Browse Otp Workgroup RFCs by Number

RFC1938 - A One-Time Password System

This document describes a one-time password authentication system (OTP). [STANDARDS-TRACK]

RFC2243 - OTP Extended Responses

This document provides a specification for a type of response to an OTP [RFC 1938] challenge that carries explicit indication of the response's encoding. This document also provides a specification for a response that allows an OTP generator to request that a server re-initialize a sequence and change parameters such as the secret pass phrase. [STANDARDS-TRACK]

RFC2289 - A One-Time Password System

This document describes a one-time password authentication system (OTP). The system provides authentication for system access (login) and other applications requiring authentication that is secure against passive attacks based on replaying captured reusable passwords. [STANDARDS-TRACK]

RFC2444 - The One-Time-Password SASL Mechanism

OTP provides a useful authentication mechanism for situations where there is limited client or server trust. Currently, OTP is added to protocols in an ad-hoc fashion with heuristic parsing. This specification defines an OTP SASL mechanism so it can be easily and formally integrated into many application protocols. [STANDARDS-TRACK]