How to Recover a preshared key of IPSEC VPN on Cisco ASA

“Sponsored Links” One of the ways to configure authentication between two Cisco ASA firewalls having a site-to-site IPSec VPN tunnel between them is to configure a pre-shared key under the tunnel group attributes. This is actually the most common implementation of IPSEC lan-to-lan authentication that you will find in most real life networks. The pre-shared […]

Comparison Between Cisco ASA WebVPN Technologies

Cisco ASA supports two major WebVPN modes: Clientless WebVPN and Anyconnect WebVPN. Let’s see the differences between the two WebVPN modes and I’m sure you will understand why the AnyConnect mode is much better in my opinion. Clientless WebVPN does not require any VPN client to be installed on user’s computer. It uses a normal […]

How to Create and Manage Access Control Lists on Cisco ASA

Access Control Lists (ACLs) are sequential lists of permit and deny conditions applied to traffic flows on a device interface. ACLs are based on various criteria including protocol type source IP address, destination IP address, source port number, and/or destination port number. ACLs can be used to filter traffic for various purposes including security, monitoring, […]