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MD5 Generator

Generate an MD5 hash of any text, with a straight answer about when not to.

MD5 is broken for anything security-related. Use it for cache keys and corruption checks; use bcrypt for passwords and SHA-256 for integrity.

Quick Tool Overview

The MD5 Generator produces a 128-bit digest of any text as 32 hexadecimal digits, with full Unicode handling and a compare box — plus a straight account of where MD5 is still fine and where it is badly broken.

What it does
Computes the MD5 digest of any text
You give it
Any string
You get back
32 hexadecimal digits, upper or lower case
Best for
Cache keys, deduplication and corruption checks
Developer Tools Free, unlimited use No sign-up Runs in your browser

About the MD5 Generator

MD5 turns any input into a 128-bit fingerprint written as 32 hexadecimal digits. Change one character of the input and the whole digest changes, which is what makes it useful for spotting accidental corruption and for cheap cache keys and deduplication.

It is broken for anything security-related, and the tool says so rather than pretending otherwise. Collisions — two different inputs with the same digest — can be produced in seconds on a laptop, so MD5 must not be used for password storage, signatures, or verifying that a download has not been tampered with by someone who wanted to tamper with it. For those, use bcrypt for passwords and SHA-256 for integrity. For a cache key or an ETag, MD5 is fine and fast.

Key features of the MD5 Generator

Honest about its limits

MD5 collides in seconds on a laptop, so the page says plainly where it must not be used rather than presenting it as a security tool.

Correct Unicode handling

Text is UTF-8 encoded before hashing, so an accented character or an emoji gives the same digest as any other correct implementation.

Built-in comparison

Paste an expected digest and the tool confirms whether it matches, instead of you reading 32 characters by eye.

Live as you type

The digest updates on every keystroke, which makes it obvious how completely one changed character rewrites the output.

Nothing leaves the tab

The hash is computed in your browser, so payloads and identifiers are not transmitted anywhere.

How to use the MD5 Generator

  1. 1

    Paste your text

    Anything — a string, a payload, a file's contents as text.

  2. 2

    Read the digest

    The 32-character hash appears as you type, in upper or lower case.

  3. 3

    Compare if you need to

    Paste an expected hash to check the two match without reading them character by character.

  4. 4

    Copy the result

    One click puts the digest on your clipboard.

Frequently asked questions

No. Collisions can be generated in seconds, so it must not be used for passwords, signatures or tamper detection. It is still fine for cache keys, deduplication and catching accidental corruption.

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