SHA-224 Hash Generator Tool
Quickly calculate SHA-224 hashes for text inputs or files. The SHA-224 algorithm produces a fixed-size 224-bit (28-byte) hash value, typically represented as a 56-character hexadecimal string.
SHA-224 produces a 224-bit hash value (28 bytes), displayed as 56 hexadecimal characters.
SHA-224 Hash Examples
Below are some examples of SHA-224 hashes for common inputs:
| Input | SHA-224 Hash (224 bits / 28 bytes) |
|---|---|
"" (empty string) |
d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f |
abc |
23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7 |
hello world |
2f05477fc24bb4faefd86517156dafdecec45b8ad3cf2522a563582b |
The quick brown fox jumps over the lazy dog |
730e109bd7a8a32b1cb9d9a09aa2325d2430587ddbc0c38bad911525 |
password |
d63dc919e201d7bc4c825630d2cf25fdc93d4b2f0d46706d29038d01 |
12345678 |
14d1e9056bd8dbb9f1f2e7fbf29aba4b55cf2b33774f56372a7d5ada |
Important Note About SHA-224
SHA-224 is a one-way cryptographic hash function, meaning:
- It cannot be "decoded" or reversed to obtain the original input
- The same input will always produce the same output hash
- Even a small change in the input will produce a completely different hash
- It's practically impossible to find two different inputs that produce the same hash (collision resistance)
SHA-224 Hash Verifier
Verify if a text produces a specific SHA-224 hash:
Expected SHA-224 Hash:
About the SHA-224 Algorithm
SHA-224 is a member of the SHA-2 family of cryptographic hash functions, standardized by NIST. Key characteristics include:
Hash Length
Produces a 224-bit (28-byte) digest, typically represented as 56 hexadecimal characters.
Security Level
Offers 112-bit security against collision attacks, suitable for many security applications.
Based on SHA-256
SHA-224 is essentially SHA-256 with different initialization values and truncated output.
One-way Function
Impossible to reverse-engineer the original input from the hash output.
Deterministic
The same input will always produce the same SHA-224 hash value.
Avalanche Effect
Even a tiny change in input produces a completely different hash output.
Common Uses for SHA-224 Hash Calculator
Our SHA-224 hash calculator tool is useful for many practical applications:
- File Integrity Verification: Generate and compare hashes to ensure files haven't been tampered with
- Data Validation: Verify data integrity in transmission or storage
- Digital Signatures: Create message digests for signing with a private key
- Password Hashing: Store password hashes instead of plaintext passwords (with proper salting)
- Git Commit IDs: Similar hash algorithms are used to generate unique commit identifiers
- Blockchain Applications: Create transaction hashes and block headers
- Content Addressing: Generate content-based identifiers for data
- Certificate Signing: Create certificate signing requests (CSRs)
Technical Implementation
Our online SHA-224 calculator tool uses JavaScript to calculate hashes directly in your browser:
- Text inputs are hashed immediately without sending data to any server
- File hashing is performed client-side using the Web Crypto API when available
- For older browsers, we fall back to a pure JavaScript implementation
- The implementation follows the FIPS PUB 180-4 standard for SHA-224
- The calculator tool works offline once the page has loaded
View our open-source implementation for more technical details, or learn more about SHA-224 at SHA224.com.