Currently viewing the tag: "attack"

New DOS attacks threaten wireless data networks

By On June 8, 2009 · 3 Comments

Forget spam, viruses, worms, malware and phishing. These threats are apparently old school when compared to a new class of denial-of-service (DOS) attacks that threaten wireless data networks.

The latest wireless network threats were outlined in a talk here Thursday by Krishan Sabnani, vice president of networking research at Bell Labs, at the Cyber Infrastructure Protection Conference at City College of New York.

Sabnani said the latest wireless data network threats are the result of inherent weaknesses in Mobile IP, a protocol that uses tunneling [...]

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Cisco: DoS protection using TCP Intercept

By On May 19, 2009 · 2 Comments

Every now and then, all network engineers have to deal with some kind of network attack.  Usually, the attack does not target the network devices, but the machines that provide services (e.g. www, database hosting…), because it’s more easy to find on the Internet a script that is probing port 80 for example, which by the way any kiddie can use, than to corrupt BGP in order to act as man-in-the-middle. Anyway, in front on the machine being attacked, there is a network device and [...]

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Cisco: 6 best practice security tips for BGP

By On February 5, 2009 · 1 Comment

As we all know, in today’s digital communication world, there is a very big possibility that your network is or was target for a malicious activity. BGP is one of the most targeted routing protocols when we are talking about network attacks.Why? This is quite simple. BGP is your connection to the exterior world (peer networks, Internet and everything which is outside your LAN/MAN), so it is somehow normal to be the main target of the conducted attacks. If in case of the WWW, DNS, [...]

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