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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 words.

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.

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 input, and runs it …

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 Algorithms (SHA) is …

Dec 15, 2022 · The SHA-1 algorithm, one of the first widely used methods of protecting electronic information, has reached the end of its useful life, according to security experts at the National …

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 consists of …

Jul 7, 2021 · Learn about SHA (Secure Hash Algorithms) encryption, its types (SHA-1, SHA-2, SHA-3), and how they secure data. Understand why SHA-256 is widely used and how to protect your data.

Jun 14, 2025 · SHA1, or Secure Hash Algorithm 1, is a cryptographic hash function created by the United States National Security Agency (NSA) and introduced in 1995. It generates a 160-bit hash …

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 PUB 180-2, at …