About this Tool
The SHA-256 algorithm generates an almost-unique, fixed-size 256-bit (32-byte) hash. It is the industry standard for cryptographic security, widely used for data integrity verification, password hashing architectures, and blockchain technology. Enter any text string to instantly compute its SHA-256 hexadecimal hash.
Frequently Asked Questions
¿Se puede desencriptar un hash SHA-256 de vuelta a texto?
No. SHA-256 es una función hash criptográfica unidireccional, no un algoritmo de encriptación. Es matemáticamente inviable revertir el hash de vuelta al plain text original.
Will the same text always generate the same hash?
Yes. SHA-256 is deterministic. Identical inputs will always produce the exact same hash output, which is why it is perfect for verifying file integrity or comparing passwords.