Security

Anecdotally, it would take about a week for a single machine to ping sweep the Internet. That would be approximately 4 billion IP addresses, essentially the whole Internet. In theory, this includes every single military address, every single ISP, every home user, and every mobile device. Such a port…

Cisco Live Orlando, June 23-27, 2013, is quickly approaching and registration is open. The Security track this year includes 72 breakout sessions, 74 hours of labs and seminars, and 3 Product Solution Overview sessions, accounting for about 15 percent of all the content delivered at Cisco Live. New…

Cross-Site Request Forgery (CSRF) attacks: there are already enough articles out there that can explain what a CSRF attack is and provide potential examples. There are also plenty of security alerts that have been released by various vendors whose products are affected by CSRF-related vulnerabilitie…

MDM Today and the Future Mobile devices have quickly become a mainstay in enterprise environments and continue to be consumer driven, and yet they find their way into our day-to-day business lives. As these new devices are being brought into the work environment by employees, enterprise IT is increa…

When Cisco integrated our Identity Services Engine (ISE) platform with leading mobile device management (MDM) systems, it was clear from the start that we had struck a chord among IT administrators trying to wrestle with the onslaught of employee-owned mobile devices accessing their networks. First…

Are we heading to a day of reckoning, where the forces of cyber crime overwhelm and erase the good things that information technology delivers? If we head down our current path of incremental, individualized approaches to cyber security, the answer is “Yes.” But I’m enough of an optimist to think th…

Dan Goodin, editor at Ars Technica, has been tracking and compiling info on an elusive series of website compromises that could be impacting tens of thousands of otherwise perfectly legitimate sites. While various researchers have reported various segments of the attacks, until Dan’s article, …

“A security advisory was just published! Should I hurry and upgrade all my Cisco devices now?” This is a question that I am being asked by customers on a regular basis. In fact, I am also asked why there are so many security vulnerability advisories. To start with the second question: Ci…

Today, many encrypted networks use insecure cryptography. Attackers exploiting weak cryptography are nearly undetectable, and the data you think is secure is less safe every day. Legacy encryption technology can’t keep up with current advances in hacking and brute force computing power. Additi…