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scrypt hash calculator

Colin Percival’s memory-hard KDF; requiring a lot of RAM per guess makes brute force with GPUs, FPGAs and ASICs expensive.

Up to 10 MiB; the file never leaves your browser.

Technical details

Output
Encoded hash including salt and parameters
Standard
RFC 7914
Designed by
Colin Percival, 2009
Security status
Suitable for password storage
Speed
Deliberately slow (KDF)

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