Posts Tagged ‘ports’

The Matryoshka Router

Oct

2011

I had an unpleasant surprise when I connected a new Cisco 887W router I had just configured to the Internet via its ADSL interface.As it was the first time I worked with a 887, I did an nmap scan of its ADSL interface to check that I had closed all ports. Surprise: ports 2002, 4002, […]

Category Security Written by Didier Stevens 0 Comments

Websense Labs Video: Speaking in Tongues: Malware C&C Encryption

Sep

2011

Historically, malware uses IRC to communicate outbound once it has infected a host. But what exactly is malware doing now? In this week’s Websense Security Labs video, researchers Ali Mesdaq and Stephan Chenette guide us through an explanation of malware that communicates using custom encryption. They explain what ports this malware is using, how it […]

Category Security Written by Websense 0 Comments

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Posts Tagged ‘ports’

The Matryoshka Router

Websense Labs Video: Speaking in Tongues: Malware C&C Encryption

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