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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 …
What is SHA? A Complete Guide to Hash Algorithms - SSL Dragon
May 13, 2025 · SHA stands for Secure Hash Algorithm, a cryptographic function developed to protect sensitive data. It takes an input message, such as a text, file, password, or any data …
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 …
Cryptography - SHA Algorithm - Online Tutorials Library
Data and certificates are hashed using SHA, a modified version of MD5. A hashing algorithm compresses the input data into a smaller, incomprehensible form using bitwise operations, …
What Are Those Numbers Labeled MD5, SHA, Etc., Listed With …
Nov 7, 2025 · Checking checksums Checksums like MD5 and SHA are long numbers that prove a file you downloaded is complete and unchanged. By comparing the site’s published checksum …
SHA-1 - Wikipedia
In cryptography, SHA-1 (Secure Hash Algorithm 1) is a hash function which takes an input and produces a 160- bit (20- byte) hash value known as a message digest – typically rendered as …
Secure Hash Algorithms | Brilliant Math & Science Wiki
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 algorithm that …