When two peers communicate through VPN tunnels using IKE and IPSEC, the connectivity between both peers can unexpectedly be interrupted. Such a situation may arise due to routing problems, the reboot of a host, etc. In these cases, IKE and IPSEC in general do not provide a way of knowing the peer’s connectivity status, so [...]

For one federal government agency, hiring contractors to handle IT administrative tasks was an expedient solution to soaring personnel costs. But then these IT contractors began walking out the door with full access to the agency’s powerful privileged accounts. Without a way to audit and control this access, the agency risked having its sensitive data [...]

These days we’re always hearing about the “information age,” “information technology,” and how “information rules the world.” We have come to feel that information is everything. But what does that mean, and is information in itself so important? Not completely. We need information to make decisions – that’s what is truly important. A proper decision [...]

How Application Intelligence and Control enables network security in the wake of Web 2.0, Cloud Computing and Mobility. Firewalls are a long-standing tradition in network topography,implemented to help restrict unauthorized access to the corporate domain. They were originally designed to block network-layer threats. And whereas some have become more multidimensional by integrating additional security layers—such [...]