To handle cryptography, the Linux kernel has its own API enabling common methods of encryption, decryption and your favourite hash functions! Learn about the use of hash functions and symmetric key encryption in the Linux kernel in the Linux Kernel Module Programming Guide. . At the dawn of the internet, everybody trusted everybody completely…but that did not work out so well. When this guide was originally written, it was a more innocent era in which almost nobody actually gave a damn about crypto - least of all kernel developers. That is certainly no longer the case now. To handle crypto stuff, the kernel has its own API enabling common methods of encryption, decryption and your favourite hash functions. . Explore the comprehensive API for Linux kernel cryptography, analyzing diverse encryption methods, hashing algorithms, and their real-world uses in this thorough guide. Linux Kernel Crypto,Cryptography API,Encryption Methods,Hash Functions,Documentation. . LinuxSecurity.com Team
At the Crypto 2004 conference in Santa Barbara, Calif., this week, researchers announced several weaknesses in common hash functions. These results, while mathematically significant, aren't cause for alarm. But even so, it's probably time for the cryptography community to get together and create a new hash standard. . . .. At the Crypto 2004 conference in Santa Barbara, Calif., this week, researchers announced several weaknesses in common hash functions. These results, while mathematically significant, aren't cause for alarm. But even so, it's probably time for the cryptography community to get together and create a new hash standard. One-way hash functions are a cryptographic construct used in many applications. They are used with public-key algorithms for both encryption and digital signatures. They are used in integrity checking. They are used in authentication. They have all sorts of applications in a great many different protocols. Much more than encryption algorithms, one-way hash functions are the workhorses of modern cryptography. In 1990, Ron Rivest invented the hash function MD4. In 1992, he improved on MD4 and developed another hash function: MD5. In 1993, the National Security Agency published a hash function very similar to MD5, called the Secure Hash Algorithm (SHA). Then in 1995, citing a newly discovered weakness that it refused to elaborate on, the NSA made a change to SHA. The new algorithm was called SHA-1. Today, the most popular hash function is SHA-1, with MD5 still being used in older applications. The link for this article located at computerworld.com is no longer available. . Explore vulnerabilities identified in hashing algorithms during the Crypto 2004 conference, which prompted an urgent revision of cryptographic protocols.. hash functions, cryptographic standards, SHA weaknesses, MD5 vulnerabilities. . LinuxSecurity.com Team
Get the latest Linux and open source security news straight to your inbox.