MD2 / MD4 / MD5 / SHA Hash Generator
Calculate MD2, MD4, MD5, SHA-1, SHA-256 and SHA-512 digests as lower- or uppercase hex.
A different form of your text
Type, transform and copy — entirely in your browser.
Digests are one-way fingerprints and cannot be decrypted. MD2, MD4, MD5 and SHA-1 are for legacy compatibility, not password protection or secure signatures.
Processed content stays in this page’s memory and cannot be recovered after clearing or closing.
About this tool
Calculate MD2, MD4, MD5, SHA-1, SHA-256 and SHA-512 digests as lower- or uppercase hex. All processing is local. Inputs and results are not uploaded. Digests are one-way fingerprints; encoding is not encryption.
How to use
- Select a codec or digest algorithm.
- Enter text and choose its byte representation.
- Convert, copy or download TXT. Reversible results can be used as input.
Frequently asked questions
Is my content uploaded?
No input or output is uploaded. Only run status, counts, duration and copy/download actions are reported.
Can a hash be decrypted?
No. MD2, MD4, MD5 and SHA-1 are legacy compatibility algorithms, not suitable for password protection or secure signatures.
Discussion & comments
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