Secret Message Encoder/Decoder

AES-256 encryption, right in your browser

Encrypt a file instead

Drop your file here or browse

Encrypted Output
Decrypt a file instead

Drop encrypted file here or browse

Incorrect password or invalid encrypted message
Decrypted Message
How to Use
1 Type your secret message or select a file, then enter a strong password that you'll share with your recipient separately.
2 Click Encrypt and share the encrypted output through any channel—email, chat, etc.
3 Your recipient pastes the encrypted text, enters the password, and clicks Decrypt to reveal your message.
AES-256 encryption • All processing happens locally in your browser
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