All pages tagged with icmp
Linux Firewall - the Traffic Shaper
In order to preface the discussion of firewalls as a traffic shaper, let us introduce a simple firewall setup for a typical small office or home setup - no demilitarized ...
Written by: Jeroen Wortelboer and Jan Van Oorschot and added on April 20, 2011Identifying ICMP Hackery Tools Used In The Wild Today
Several tools exist in the wild today that allow a malicious computer attacker to send crafted ICMP datagrams. Those datagrams can be used for various tasks: host detection, advanced host ...
Document added on Feb. 1, 2011Using IDS to Evaluate Outbound Port Usage for Security and Reduction of IDS Alerts A Case Study
After recently deploying an Intrusion Detection System (IDS) inside our corporate LAN, the issue at hand quickly became apparent, reduction of the amount of alerts that appear to be part ...
Document added on Jan. 10, 2011Network Intrusion Detection Signatures, Part One
This is the first in a series of articles on understanding and developing signatures for network intrusion detection systems. In this article we will discuss the basics of network IDS ...
Written by: Karen Kent Fredrick and added on Jan. 14, 2011Network Intrusion Detection Signatures, Part Three
This is the third in a series of articles on understanding and developing signatures for network intrusion detection systems. In Part One and Part Two, we examined the use of ...
Written by: Karen Kent Fredrick and added on May 8, 2011Network Intrusion Detection Signatures, Part Four
This is the fourth in a series of articles on understanding and developing signatures for network intrusion detection systems. In part one we discussed the basics of network IDS signatures ...
Written by: Karen Kent Fredrick and added on March 20, 2011Defense Against the DoS/DDoS Attacks on Cisco Routers
<br><font size="3"><b>Abstract</b></font><br> <i> DoS/DDoS attacks are a virulent, relatively new type of Internet attacks, they have caused some biggest web sites on the world -- owned by the most famous ...
Written by: Hang Chau and added on July 6, 2011Reducing False Positives using Vulnerability Assessment
<font size="3"><b>Abstract</b></font><br> <i>Configuring Intrusion Detection System that suits the network is a tedious task for the security analyst. They need to be aware of the network topology and the hosts ...
Written by: Ramesh S and Elango K and added on April 26, 2011Network Security - Defense Against DoS/DDoS Attacks
<font size="3"><b>Abstract</b></font><br><i> DoS/DDoS attacks are a virulent, relatively new type of Internet attacks, they have caused some biggest web sites on the world -- owned by the most famous E-Commerce ...
Written by: Hang Chau and added on June 5, 2011Denial of Service (DOS) Attacks
During the release of a new software product specialized to track spam, ACME Software Inc noticed that there was not as much traffic as they hoped to receive. During further ...
Written by: Jeremy Martin and added on Feb. 16, 2011