networkutils.org

Home / Developer Tools / Hash Generator

Hash Generator

Developer Tools

SHA-1, SHA-256, SHA-512 and MD5 digests.

Run this tool: the interactive Hash Generator loads here (requires JavaScript). Input: Text — e.g. payload.

Description

The Hash Generator computes cryptographic digests of any text input using MD5, SHA-1, SHA-256 and SHA-512 — useful for checksums, integrity verification and comparing content fingerprints.

Features

✓ MD5, SHA-1, SHA-256 and SHA-512 in one run
✓ Hexadecimal digest output
✓ UTF-8 input handling
✓ Side-by-side algorithm comparison

How to Use

Enter the text you want to hash and run the tool. The probe computes every supported digest and returns them together.

Input: Text — e.g. payload.

Understanding the Results

The output lists each algorithm with its hexadecimal digest. MD5 and SHA-1 are fast but no longer collision-safe — use them only for checksums and non-security purposes. SHA-256 and SHA-512 are the modern standards for integrity and digital signatures.

Common Use Cases & Examples

→ Generate a checksum to verify a file or payload integrity.

→ Compare two inputs by fingerprint without exposing the content.

→ Produce a SHA-256 digest for a content-addressed storage key.

→ Generate multiple algorithm digests at once for compatibility.

Frequently Asked Questions

Which hash should I use for passwords?

None of these. MD5, SHA-1 and SHA-256/512 are fast hashes designed for integrity, not password storage — they are trivially brute-forced. Use a slow password hashing function like bcrypt, scrypt or Argon2 with a per-user salt.

Are MD5 and SHA-1 still safe?

Not for any security purpose. Both have practical collision attacks — two different inputs can produce the same hash. They are fine for non-adversarial checksums (e.g. detecting accidental corruption) but must not be used for signatures, certificates or integrity against an attacker.

What is the difference between SHA-256 and SHA-512?

Both are SHA-2 family; SHA-256 produces a 256-bit digest and SHA-512 a 512-bit digest. SHA-512 is often faster on 64-bit CPUs. Either is secure; choose based on your output-size and performance requirements.

About this tool

Maintained by
networkutils.org editorial team
Last updated
September 2026
Testing methodology
Developer tools run on the NetworkUtils.org server using Node.js standard libraries — crypto for hashes, Buffer for Base64, url for percent-encoding, and JSON.parse for validation. No third-party API is called and no input leaves the diagnostic pipeline.
Technical references
FIPS 180-4 — Secure Hash Standard (SHA) · RFC 1321 — MD5 Message-Digest Algorithm