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Secure Hash Algorithms - Wikipedia
SHA-2: A family of two similar hash functions, with different block sizes, known as SHA-256 and SHA-512. They differ in the word size; SHA-256 uses 32-bit words where SHA-512 uses 64-bit …
What is SHA? What is SHA used for? | Encryption Consulting
Apr 5, 2024 · A secure hashing algorithm, or SHA, changes data by creating a hash digest unique to each plaintext message. The two main types of SHAs are SHA-1 and SHA-2.
How Does a Secure Hash Algorithm work in Cryptography?
Jul 23, 2025 · Hashing is used for data integrity verification and to detect any unauthorized modification or tampering and can ensure the digital document's authenticity. Secure Hash …
SHA1 vs SHA2 vs SHA256 vs SHA512 - SSL Dragon
May 13, 2025 · What Is SHA? SHA is an acronym for Secure Hash Algorithm, a family of cryptographic hash functions designed by the National Security Agency (NSA). This …
Hash Functions | CSRC
Jan 4, 2017 · SHA-2 family of hash algorithms: SHA-224, SHA-256, SHA-384, SHA-512, SHA-512/224, and SHA-512/256. NIST deprecated the use of SHA-1 in 2011 and disallowed its use …
Secure Hash Algorithms | Brilliant Math & Science Wiki
4 days ago · Secure Hash Algorithms, also known as SHA, are a family of cryptographic functions designed to keep data secured. It works by transforming the data using a hash function: an …
SHA-0, SHA-1, SHA-2 (Secure Hash Algorithm) - Springer
Jan 1, 2025 · Hash functions are functions which take a variable input message and compute a fixed-length message digest for each such message. This digest serves as a digital fingerprint …
SHA-2 - Wikipedia
The algorithms are collectively known as SHA-2, named after their digest lengths (in bits): SHA-256, SHA-384, and SHA-512. The algorithms were first published in 2001 in the draft FIPS …
Difference Between SHA1 and SHA2 - GeeksforGeeks
Jul 15, 2025 · SHA is an important aspect of cryptographic algorithms as it guarantees integrity when it comes to information. SHA1 and SHA2 are the most commonly used hashing …