Is this tool private?

Yes. All processing happens locally in your browser. No data is uploaded.

What extras does this tool have?

Extras: (1) Core function, (2) Batch mode, (3) Copy results, (4) Download, (5) History, (6) CSV export, (7) Custom options, (8) Validation, (9) Warnings, (10) Stats, (11) Multi-format, (12) Configurable, (13) Preview.

Network, Runs in your browser

Argon2 Parameter Calculator

Calculate Argon2 parameters (memory, iterations, parallelism) per OWASP RFC 9106. 100% private. 100% private.

100% Private Works Offline Instant

Memory (KiB)

Iterations

Parallelism

Hash length

Variant

Presets:

moderateScore: 50/1003800.0 ms19.0 MiB

Memory

19456 KiB

Iterations

Parallelism

Hash length

32 B

Tune for target time

Memory / time trade-off

9.5 MiB2 it1900.0 msscore 48

19.0 MiB2 it3800.0 msscore 50

38.0 MiB2 it7600.0 msscore 52

76.0 MiB2 it15200.0 msscore 54

152.0 MiB2 it30400.0 msscore 56

CLI command

echo -n 'PASSWORD' | argon2 SALT \
  -id \
  -t 2 \
  -m 14 \
  -p 1 \
  -l 32

Options object (JSON)

{
  "type": "argon2id",
  "memoryCost": 19456,
  "timeCost": 2,
  "parallelism": 1,
  "hashLength": 32
}

Privacy: all calculations are estimates based on a throughput model — no hashing is performed.

Calculate Argon2 parameters (memory, iterations, parallelism) per OWASP RFC 9106. 100% private. 100% private. Everything runs locally in your browser — your data never leaves your device.

How to use

Enter your input in the tool above.
Adjust any options to your preference.
Use the Copy or Download buttons to save the result.
Everything happens locally — your data never leaves your browser.

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