SHA-256 Hash of "password123"
SHA-256
ef92b778bafe771e89245b89ecbc08a44a4e166c06659911881f383d4473e94f
The SHA-256 hash of "password123" is: ef92b778bafe771e89245b89ecbc08a44a4e166c06659911881f383d4473e94f
All hash values
SHA-256Recommendedef92b778bafe771e89245b89ecbc08a44a4e166c06659911881f383d4473e94f
SHA-1cbfdac6008f9cab4083784cbd1874f76618d2a97
SHA-384648357a04407e0a73fe201d9aad9bec165cbf63b6db4311b28f7e256b214a0725e45069c0162232d31412580255c461e
SHA-512bed4efa1d4fdbd954bd3705d6a2a78270ec9a52ecfbfb010c61862af5c76af1761ffeb1aef6aca1bf5d02b3781aa854fabd2b69c790de74e17ecfec3cb6ac4bf
⚠️ Do not use SHA-1 for security
SHA-1 is considered cryptographically broken. Use SHA-256 or higher for all security-sensitive applications.
How SHA-256 works
SHA-256 is a cryptographic hash function that produces a fixed 256-bit (64-character hex) output. Even a tiny change in the input produces a completely different hash. It is one-way — you cannot reverse a hash to get the original input.
Common uses for hash functions
- Password hashing and storage
- File integrity verification
- Digital signatures and certificates
- Blockchain and cryptocurrency
- Data deduplication
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