A security license is needed to run security services successfully  and  also to support Secure Socket Layer Virtual Private Network (SSL VPN),  which authenticates a user to access a restricted network remotely with  mobile devices such as smart pho...

Wide Area Networks (WANs) are networks that cover a large area unlike Local Area Networks (LANs). The ISA500 Series Integrated Security Appliance can have two WAN ports  at the same time. Dual WAN uses two WAN connections at the same time so that, ev...

When a specific type of traffic is sent through a specific outbound  port, Port Triggering opens a specific inbound port for responses from  the destination of the outbound traffic.  Port Triggering opens ports  when a network device connects to an  ...

ISA500 series devices offer various security features to prevent internet attack and intrusion preventions. Below are some of the articles related to security, firewall and attack preventions:Configuration of Attack Protection on ISA500 Series Securi...

Captive portal is an additional authentication step that can used for both guests and authenticated users. Clients will see a special web page for authentication purposes before they are allowed to use the internet normally. Captive portal makes use ...