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SHA224 Encrypt & Decrypt
Generate SHA224 hashes from any text instantly. Bulk SHA224 encrypt multiple strings, compare SHA224 hashes, and export results — 100% in your browser.
MD5 — Weak Security
MD5 has known vulnerabilities and collision attacks. Do not use for passwords or security-critical data. Use SHA256 or SHA512 instead.
What Each Algorithm Is Used For
SHA224 — 224-bit Hash
Produces a 56-character hex string. Part of the SHA-2 family — secure and collision-resistant.
Truncated SHA256
SHA224 uses the same algorithm as SHA256 but with different initial values and truncated to 224 bits of output.
HMAC Applications
SHA224 is used in HMAC-SHA224 for message authentication in constrained environments where smaller output is beneficial.
SHA-2 Family
Unlike SHA1, the entire SHA-2 family (SHA224, SHA256, SHA384, SHA512) has no known practical collision vulnerabilities.
How to Use
SHA224 Pre-Selected
SHA224 is automatically active. It generates a 224-bit (56 character) hash — a truncated variant of SHA256 used when smaller output size matters.
Enter Your Text
Type or paste any string. The SHA224 hash generates instantly. It's based on SHA256 but with a different initial hash value and truncated output.
Compare SHA224 Hashes
Use the comparison tool to verify if two SHA224 hashes match — useful for integrity checks and digital signature verification.
Bulk SHA224 & Export
Switch to Bulk Mode to hash multiple strings simultaneously and download results as CSV.
Frequently Asked
Questions
1. What is SHA224?
SHA224 is a member of the SHA-2 family, designed by the NSA. It produces a 224-bit (56 character) hash. SHA224 is essentially SHA256 with a different initial hash value and a truncated output — making it suitable for applications where smaller hash size is needed without dropping to the weaker SHA1.
2. When should I use SHA224 vs SHA256?
Use SHA224 when you need a smaller hash size than SHA256 but stronger security than SHA1. Common use cases include HMAC constructions where key length is limited, certain hardware-constrained environments, and some TLS cipher suites. For general use, SHA256 is more widely supported and recommended.
3. Is SHA224 secure?
SHA224 is considered secure with no known practical attacks. It’s part of the SHA-2 family which remains cryptographically strong. However, SHA256 offers more security margin and is more widely adopted, so prefer SHA256 unless you have a specific reason to use SHA224.
4. What is the SHA224 hash length?
A SHA224 hash is always exactly 56 characters long (224 bits / 28 bytes). It’s longer than SHA1 (40 chars) but shorter than SHA256 (64 chars).
5. Can SHA224 be reversed?
No. SHA224 is a one-way hash function and cannot be reversed. It’s suitable for data integrity verification but should not be used alone for password storage — use bcrypt or Argon2 with a salt for passwords.
5. Is my data private?
100% private. SHA224 hashing runs entirely in your browser using CryptoJS. Nothing leaves your device — no server, no logs, no tracking.
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