GitHub

HMAC-SHA1-TOTP Auth Algorithm for Embedded Devices

Implementation of the TOTP authentication algorithm written in C, suitable for Embedded application or other enviroments where a low memory impact is required. The ...
GitHub

Nginx Auth HMAC Module

The Nginx auth HMAC module enhances the security and functionality of the standard secure link module. Secure token is created using secure HMAC construction with an arbitrary hash algorithm supported ...
IEEE

A reconfigurable hardware unit for the HMAC algorithm

Abstract: HMAC is a shared-key security algorithm that uses hash functions for message authentication and data integrity. The most popular hash functions used with HMAC are MD5, SHA-1, and RIPEMD-160, ...
Threat Post

Timing attack in Google Keyczar library

I recently found a security flaw in the Google Keyczar crypto library. The impact was that an attacker could forge signatures for data that was “signed” with the SHA-1 HMAC algorithm (the default ...
archive

The Use of HMAC-MD5-96 within ESP and AH

An illustration of a magnifying glass. An illustration of a magnifying glass.