IPS Archives

Mitigating Smurf DoS Attacks

Posted August 18, 2009July 23, 2018 Jay2 CommentsPosted in Access-Lists, IINS, Intrusion Prevention, ISCW, Security, SND

Before looking at how to mitigate a Smurf attack, let’s first understand what it is and why it’s such a problem. A Smurf works on a weakness of IP and ICMP by sending an ICMP packet to the broadcast address of a network. For example, I could send an ICMP (Ping packet) to every computer […]

IP Address Spoofing Mitigation with Access Control Lists (ACL)

Posted August 17, 2009July 23, 2018 Jay6 CommentsPosted in Access-Lists, IINS, Intrusion Prevention, ISCW, Security, SND

IP spoofing is the act of camouflaging your IP address to make it look like you are someone else. Although IP spoofing is not an attack by itself, it is the starting point of many of the most common attacks found on today’s networks. Most, but not all, of the spoofing attacks that take place […]

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Mitigating Smurf DoS Attacks

IP Address Spoofing Mitigation with Access Control Lists (ACL)