Click to upload a file for SHA256 hashing
Maximum file size: 100MB
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Maximum file size: 100MB
Hash Options
Hash Comparison
0
Input Length
64
Hash Length
0ms
Generation Time
256
Entropy (bits)
-
File Size
Hash Properties
Security Properties
Algorithm:
SHA-256
Collision Resistance:
Strong
Preimage Resistance:
Strong
Security Level:
128-bit
Technical Details
Block Size:
512 bits
Digest Size:
256 bits (32 bytes)
Rounds:
64
Status:
NIST Approved
SHA256 Security Information
SHA256 is cryptographically secure and recommended for all security applications!
Use cases: Digital signatures, blockchain, password storage, file integrity, certificates.
Security: No known practical attacks, NIST approved, quantum-resistant until large quantum computers.
Performance: Fast computation, suitable for real-time applications.