Passive network traffic analysis

Thursday, 22 May 2003, 11:06 AM EST

Network IDS devices use passive network monitoring extensively to detect possible threats. Through passive monitoring, a security admin can gain a thorough understanding of the network's topology: what services are available, what operating systems are in use, and what vulnerabilities may be exposed on the network. Much of this data can be gathered in an automated, non-intrusive manner through the use of standard tools, which will be discussed later in this article.

While the concepts presented here are not difficult to understand, the reader should have at least an intermediate understanding of IP and a base-level familiarity with the operation of network sniffers.

[ Read more ]




Spotlight

The security threat of unsanctioned file sharing

Posted on 31 October 2014.  |  Organisational leadership is failing to respond to the escalating risk of ungoverned file sharing practices among their employees, and employees routinely breach IT policies.


Weekly newsletter

Reading our newsletter every Monday will keep you up-to-date with security news.
  



Daily digest

Receive a daily digest of the latest security news.
  

DON'T
MISS

Fri, Oct 31st
    COPYRIGHT 1998-2014 BY HELP NET SECURITY.   // READ OUR PRIVACY POLICY // ABOUT US // ADVERTISE //