#️⃣ Hash Generator
Generate MD5, SHA1, SHA256, and SHA512 hashes.
Practical guide
How to use Hash Generator
Generate common cryptographic hashes from text. Compare checksums, create fingerprints and test hashing logic using MD5, SHA1, SHA256 and SHA512.
Common uses
- Generate SHA256 checksums
- Compare text fingerprints
- Test hashing code
- Create non-reversible identifiers
Good practice
Use SHA-256 or SHA-512 for modern integrity checks. Password storage requires a slow password-hashing function such as Argon2, scrypt, or bcrypt, not a simple SHA or MD5 digest.
Data handling
A hash can reveal whether two inputs match. Avoid hashing highly predictable private values if the digest itself will be shared publicly.
Frequently asked questions
What is a hash?
A hash is a fixed-length fingerprint generated from input data. The same input creates the same hash.
Can a hash be reversed?
Good cryptographic hashes are designed to be one-way and cannot be practically reversed.
Should I use MD5 for security?
No. MD5 is outdated for security. Use SHA256 or stronger algorithms for modern use cases.