# SHA-512/224

> cryptographic hash function

**Wikidata**: [Q110651434](https://www.wikidata.org/wiki/Q110651434)  
**Source**: https://4ort.xyz/entity/sha-512-224

## Summary
SHA-512/224 is a cryptographic hash function that functions as a specific variant within the SHA-2 family, a set of algorithms designed by the National Security Agency (NSA). As a hash function, it is engineered to possess the specific properties required for use in cryptography, such as collision resistance. It belongs to the SHA-2 class of functions, which was established in 2002.

## Key Facts
- **Instance of**: Cryptographic hash function
- **Part of**: SHA-2 (set of cryptographic hash functions)
- **Designer**: NSA (National Security Agency)
- **Family Inception**: 2002
- **Primary Characteristic**: Special class of hash function suitable for use in cryptography
- **Wikidata Description**: Cryptographic hash function

## FAQs
### Q: What is SHA-512/224?
A: SHA-512/224 is a cryptographic hash function. It is a member of the SHA-2 set of cryptographic hash functions, which were designed by the NSA.

### Q: Who designed SHA-512/224?
A: SHA-512/224 belongs to the SHA-2 family, which was designed by the National Security Agency (NSA).

### Q: When was SHA-512/224 created?
A: SHA-512/224 is part of the SHA-2 family, which has an inception date of 2002.

## Why It Matters
SHA-512/224 serves as a critical component within the broader landscape of data security and cryptography. As a member of the SHA-2 family—a set of standards designed by the NSA—it represents a trusted method for ensuring data integrity and authenticity. Cryptographic hash functions like this one are essential for modern computing, enabling secure password storage, digital signatures, and the verification of data packets. By belonging to the SHA-2 standard established in 2002, SHA-512/224 offers a specific configuration of hashing logic that developers and security professionals utilize to protect sensitive information against tampering and unauthorized access. Its existence within the SHA-2 suite ensures that system architects have access to varied algorithmic options to meet specific security and performance requirements.

## Notable For
- **NSA Lineage**: Belongs to the SHA-2 family, which was designed by the National Security Agency.
- **Standardization**: Part of a major set of cryptographic hash functions (SHA-2) with an inception year of 2002.
- **Cryptographic Class**: Specifically classified as a hash function with properties suitable for cryptographic applications.
- **Structural Role**: Functions as a distinct instance within the wider SHA-2 framework.

## Body
### Classification and Definition
SHA-512/224 is explicitly classified as a **cryptographic hash function**. In the realm of information security, this is a special class of hash function defined by its possession of certain properties that make it suitable for use in cryptography. These properties typically include pre-image resistance, second pre-image resistance, and collision resistance.

### Organizational Hierarchy
The entity is formally recognized as a part of the **SHA-2** class. SHA-2 (Secure Hash Algorithm 2) is a set of cryptographic hash functions. This relationship places SHA-512/224 within a family of algorithms that share similar design principles but may differ in output size and internal structure.

### Origin and Timeline
The design and inception of the SHA-2 family are credited to the **National Security Agency (NSA)**. The **inception** date for the SHA-2 set is recorded as **2002**. This timeline situates SHA-512/224 within the post-2001 era of cryptographic standards, following the establishment of its parent family.