Progress WS_FTP® Professional is the world’s most popular file transfer client with over 40 million users. WS_FTP Professional moves data and transfers files anywhere, at any time, with complete security. WS_FTP Professional delivers lightning-fast transfer speeds, best-in-class security and time saving automation capabilities such as 256-bit transfer encryption, OpenPGP file encryption, file integrity checking, email notification, backup, folder synchronization, compression, post-transfer events and scheduling of file transfers.