SHA-224 is a member of the SHA-2 family (FIPS PUB 180-4). It produces a 224-bit (28-byte) digest encoded as 56 lowercase hex characters. It is structurally identical to SHA-256 but uses different initialization constants and truncates the output, making it slightly smaller while retaining the same algorithmic security properties.

Is my input sent to a server?

No. All hashing runs entirely in your browser using JavaScript. Your text never leaves your device, making this tool safe for sensitive data.

Batch Mode splits your input by line and hashes each line independently. The output lists each original line alongside its SHA-224 hash, which is useful for processing many strings at once.

Why is the hash always 56 characters?

SHA-224 always outputs a fixed 224-bit digest regardless of input length. When expressed as lowercase hexadecimal (2 characters per byte), this is always exactly 56 characters.

How does SHA-224 differ from SHA-256?

SHA-224 and SHA-256 share the same compression function but differ in initial hash values and output length. SHA-224 outputs 224 bits (56 hex chars) versus 256 bits (64 hex chars) for SHA-256. SHA-224 is commonly used in X.509 certificate signatures where the smaller output is preferred.

Is SHA-224 secure for passwords?

SHA-224 alone is not recommended for password hashing because it is a fast algorithm. For passwords, use a purpose-built slow hash function such as bcrypt, scrypt, or Argon2. SHA-224 is suitable for data integrity checks and digital signatures.

SHA224 Hash Generator

Generate SHA-224 hashes from text or multiple lines at once — computed instantly in your browser with no data sent to any server.

Mode:

One hash from full input

Input Text 0 chars

Uppercase output Trim whitespace

About SHA-224

SHA-224 belongs to the SHA-2 family (FIPS PUB 180-4). It produces a 224-bit (56 hex character) digest using the same compression function as SHA-256 but with different initialization constants and a truncated output. Widely used in X.509 certificates and TLS handshakes.

SHA-224 Hash 56 hex chars per hash

Enter text on the left to generate a hash

SHA-2 Family Comparison

Algorithm	Bits	Hex chars
SHA-224	224	56
SHA-256	256	64
SHA-384	384	96
SHA-512	512	128

Summary

The SHA224 Hash Generator computes SHA-224 cryptographic digests from any text you provide, entirely within your browser using a client-side JavaScript implementation. SHA-224 is a SHA-2 variant defined in FIPS PUB 180-4, producing a 224-bit (56 hex character) output. This tool supports both single-input and batch modes, letting you hash multiple strings at once and copy all results in one click.

How it works

Type or paste your text into the input field.
Switch to Batch Mode to hash multiple lines simultaneously — one hash per line.
The SHA-224 digest is computed live using a client-side JavaScript implementation.
Each result is a fixed 56-character lowercase hexadecimal string.
Toggle uppercase output using the provided option.
Copy the result with one click — nothing ever leaves your device.

Use cases

Generate compact 224-bit digests for use in digital certificates and TLS.
Hash multiple strings at once in batch mode for bulk data processing.
Verify text integrity by comparing SHA-224 checksums.
Test server-side SHA-224 implementations against known-good browser output.
Create deterministic identifiers from arbitrary string inputs.
Hash API tokens for safe logging without exposing raw secret values.
Use as a lighter alternative to SHA-256 when a smaller digest suffices.
Quickly confirm two strings differ without directly comparing them.

Frequently Asked Questions

Last updated: 2026-05-23 · Reviewed by Nham Vu