How to use this tool
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File Encryption
Encrypt files with AES-256-GCM. Everything happens in your browser — no data is sent to any server.
Drag & drop a file here, or click to select
Easier with SecureChannel
No need to share passwords. Just enter the recipient's Account ID (SM-XXXXXX) or email — messages and files are automatically encrypted. You can communicate without knowing each other's email.
Try SecureChannel How to useYour file never leaves your browser.
Encryption: AES-256-GCM (Authenticated Encryption)
Key derivation: PBKDF2-SHA256 (600,000 iterations)