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, ...
Security Boulevard

HMAC Secrets Explained: Authentication You Can Actually Implement

HMAC (Hash-based Message Authentication Code) secrets are the industry standard for webhook signatures, internal API authentication, and session tokens. They provide a fast, simple way to verify that ...
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 ...
SecurityWeek

Microsoft Tackling Windows Logfile Flaws With New HMAC-Based Security Mitigation

Microsoft is experimenting with a major new security mitigation to block attacks targeting flaws in the Windows Common Log File System (CLFS). Microsoft is experimenting with a major new security ...