Reference: Edit Beyond FTP Address Book Entry
Beyond FTP Private Key Management
Encrypted connections are controlled by the drop-down selection box. The standard international version provides two selections:
None
Files are sent and received without
modification.
DES
56-bit DES encryption is enabled for FTP file transfers.
The restricted version, currently available in North America and to subsidiaries of North American corporations, adds the following encryption methods:
TwoFish Block
encryption - supports 128, 192, and 256 bit
keys.
AES
The NIST Advanced Encryption Standard that
replaces Triple DES. Also known as Rijndael.
Communication between Beyond FTP servers and clients is encrypted using the selected scheme. Any files that are moved, however, remain in plain text on the destination server.
Note: Beyond FTP performs proprietary encryption on all message traffic between Beyond FTP installations. This encryption is always engaged. Additional algorithms are applied on top of this proprietary scheme.