Security Hash Generator
Generate MD5, SHA-1, SHA-256, and other hashes for integrity checks and development.
Complete Guide & FAQ
What is the Security Hash Generator?
It instantly computes the MD5, SHA-1, and SHA-256 hashes of any text you enter, using the browser's native Web Crypto API for the SHA algorithms.
What it does
- Three algorithms at once: MD5, SHA-1, and SHA-256 computed simultaneously.
- Copy each result: every hash has its own field, ready to copy.
- No usage limits: runs entirely in your browser, with no calls to external servers.
Frequently Asked Questions (FAQ)
What is generating a hash useful for?
For verifying the integrity of a downloaded file, comparing whether two pieces of text are identical without exposing them, or generating checksums used in development and version control.
Is MD5 safe to use for passwords?
No. MD5 and SHA-1 are considered cryptographically weak (they have known collisions) and should not be used to store passwords. They're included here only for legacy compatibility and checksum verification; for real security use SHA-256, or better yet, an algorithm designed for passwords (bcrypt, Argon2).
Does the same text always produce the same hash?
Yes, a hash is deterministic: the same input always produces the same output, which makes it useful for comparing and verifying content.