Client-Side · Argon2id · XChaCha20

Encrypt text securely

All encryption and decryption happens entirely in your browser. Nothing is sent to any server.

Plaintext
Loading crypto…
0 / 1,000,000 bytes
Encryption may be slow. If so, use the Compatibility (low memory) profile.
🔐 Encrypted token
Decrypt Token
🔓 Decrypted text

⚠️ Memory Allocation Failed

This device could not allocate memory for the default password-protection setting (64 MiB Argon2id).

Try Compatibility Mode? Compatibility Mode uses less memory (19 MiB) and is less resistant to password guessing.

All cryptography runs in your browser. No plaintext, passwords, or keys are sent to any server.

Argon2id · XChaCha20-Poly1305 · libsodium