ZyXEL Communications 5 Series - Manual (Page 459)

ZyWALL 5/35/70 Series User’s Guide
Chapter 26 Remote Management 459
Figure 246 Device-specific Certificate
Click Ignore in the Replace Certificate screen to use the common ZyWALL certificate. You
will then see this information in the My Certificates screen.
Figure 247 Common ZyWALL Certificate
26.5 SSH
Unlike Telnet or FTP, which transmit data in clear text, SSH (Secure Shell) is a secure
communication protocol that combines authentication and data encryption to provide secure
encrypted communication between two hosts over an unsecured network.