zero-access transfer
PRIVATE FILE SHARING
Send a file.
Reveal nothing.
Your file is encrypted locally before upload. The decryption key stays in the share link fragment and is never sent to SendZero.
By uploading, you agree to the Terms and confirm that the file does not contain prohibited content.
Chunked client-side encryption
AES-256-GCM via Web Crypto. Up to 5 GiB.
No account
No sign-up is required.
No key on server
The URL fragment never reaches PHP.