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The purpose of a “hack back” is to identify an attacker and possibly recover stolen data in a retaliatory manner. Learn if there is a legal precedent to "hacking back."

As is sometimes the case, the idea for this article originated with a student question I received during one of the Securing Networks with ASA Fundamentals classes I have taught this summer. The course material mentions a simple scenario whereby IP Telephony traffic...

As is frequently the case these days, I get a brainstorm for an article during a Cisco Security training class I conduct. This summer I taught the Securing Networks with ASA Fundamentals class, which concentrates heavily on the Adaptive Security Device Manager (ASDM)...

When the hostname.domainname associated with my Small Office Home Office (SOHO) failed to update after a power outage, and a new DHCP-assigned external address was assigned to my router, I was reminded of the need for Dynamic DNS. This article will explore the implem...

Routers and switches make up the bulk of the network infrastructure and are vulnerable to attack. In a previous article, I talked about some of the different ways of hardening your network devices. In this blog, I’d like to specifically examine the routing protocols used on the major Cisco network operating systems.

In this webinar, we will cover what makes a successful team, how to drive high-performance in your team, different stages of team development and other topics.

Learn how to use virtual meetings safely when there is not a Global Knowledge instructor on-hand to help.

Whatever the case, there are new certifications (and some that have been completely re-written as to be a new certification) that are perceived to be the 'ones' to possess and will be highly desirable in 2013.

For serious career advice, you can use, look no further than the main man himself - Willy Wonka. His lines are filled with sage advice that can help you better any employment situation.

An attacker needs to destroy evidence of his presence and activities for several reasons like being able to maintain access and evade detection (and the resulting punishment). Erasing evidence of a compromise is a requirement for any attacker who wants to remain obscure and evade trace back. This usually starts with erasing the contaminated logins and any possible error messages that may have been generated from the attack process.