The utilization of hash functions and Keyed-Hash Message Authentication Codes (HMAC)
are of utmost importance to ensure data integrity and data origin authentication in digital …

This paper first presents a new architecture of MD5, which achieved the theoretical upper
bound on throughput in the iterative architecture. And then based on the general proposed …

Hash message authentication is a fundamental building block of many networking security
protocols such as SSL, TLS, FTP, and even HTTPS. The sponge-based SHA-3 hashing …

The MD5 (Message Digest 5) hash algorithm is useful for verifying the correctness and
integrity of an arbitrary message, but the data dependency in the critical path in its iterations …

This paper first presents a new architecture of SHA-1, which achieved the theoretical upper
bound on throughput in the iterative architecture. And then based on the general proposed …

Non-repudiation techniques are to ensure any communication taking place between two or
more parties will be undeniable. Therefore it is crucial to include digital signatures of the …

Some applications, such as Message Authentication Code (MAC), rely on different hashing
operations. There are various hash functions, including Message-Digest 5 (MD5), RACE …

Spacecrafts are extensively used by public and private sectors to support a variety of
services. Considering the cost and the strategic importance of these spacecrafts, there has …

The Keyed-Hash Message Authentication Codes (HMAC) is a widely used method to ensure
the integrity and authentication of data. In this paper an FPGA-based efficient processor of …

In this paper a high-speed cryptographic coprocessor, named HSSec, is presented. The
core embeds two hash functions, SHA-1 and SHA-512, and the symmetric block cipher AES …