Security & Crypto Tools
Argon2 Hash Generator
Hash passwords with Argon2 (Argon2id/i/d) using presets.
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What is Argon2?
An Argon2 password hashing tool — the modern recommended alternative to bcrypt. It runs fully in the browser via a WASM implementation.
How it works
argon2-browser computes the hash using the chosen variant, memory, time, and parallelism, with presets for typical use.
- Enter your input. Type or paste your input into the field above — the tool responds instantly.
- Review the result. Output updates live as you type. Everything runs entirely in your browser.
- Copy or download. Use the Copy button to grab the result, or Download to save it as a file.
Examples
Realistic sample
Type or paste any realistic input — the tool computes the result locally and instantly.
Common mistakes
Expecting a server round-trip
Nothing is uploaded — every tool in this category runs entirely in your browser.