EDN

A SHA-256 master/slave authentication system

For more than 10 years, SHA-1 authentication was used to protect intellectual property (IP) from counterfeiting and illegal copying. But now, as information processing has advanced, engineers want an ...
EDN

Atmel’s SHA-256 Cryptographic Authentication IC Family Prevents Cloning, Secures Data

San Jose, CA, April 27, 2009 – Atmel Corporation (Nasdaq: ATML), announced today its AT88SA family of lowest cost, ultra low power, secure cryptographic authentication ICs. The first device in the ...
Design-Reuse

KiviHash-HMAC-SHA256 | Secure Keyed-Hash Message Authentication Code (HMAC) IP Core

The HMAC SHA-256 IP core enables secure Keyed-Hash Message Authentication Code (HMAC) generation using the SHA-256 algorithm. The IP core is compliant ...
CSOonline

All you need to know about the move from SHA-1 to SHA-2 encryption

The PKI industry recommends that every SHA-1 enabled PKI move to the vastly more secure SHA-2. Here's why and how. For the past two years, I’ve been busy helping Public Key Infrastructure (PKI) ...
Embedded

Building an SHA-256 master/slave authentication system

The SHA-256 secure authenticators in this system support a challenge size of 256 bits and use a 256-bit secret. The secure authenticator in Figure 1 is a 1-Wire slave with a unique 64-bit ROM ID which ...