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ViperCrypt uses post-quantum cryptography that is built into the browser (ML-KEM-1024 and ML-DSA-87). This browser does not have it yet. Use Chrome 155 or newer on Android or desktop.
The app refuses to fall back to unaudited cryptography code.
Read this number to each other over a call or in person. If both devices show the same 60 digits, nobody replaced a key on the way.
Send this link to someone so they can add you. It holds only your fingerprint, relay and alias.
Publishing puts your public card in a board's public log so others can find you by alias.