SHA-256 Hash Generator
Generate SHA-256 hash values from text input. SHA-256 is a secure cryptographic hash function that produces a 256-bit hash value. Widely used for data integrity, digital signatures, and secure password hashing. More secure than MD5.
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Frequently Asked Questions
What is SHA-256 used for?
SHA-256 is used for data integrity verification, digital signatures, blockchain technology, and secure password hashing.
Is SHA-256 secure?
Yes, SHA-256 is considered cryptographically secure and is widely used in security applications.
How long is a SHA-256 hash?
A SHA-256 hash is 64 hexadecimal characters long (256 bits = 32 bytes = 64 hex characters).