Archive for May, 2010


Saturday, May 8th, 2010

On the last meeting of the AK Sicherheit (ECO Verband) we could see a live demo
of the tool Beef (Browser Exploitation Framework). Nice to see that XSS-attacks
(cross-site-scripting) is not only a nice POP-UP window, but is indeed a real attack
vector for anyone.
Try yourself, the software can be downloaded from

own rbl started

Saturday, May 8th, 2010

I finally managed to create my own RBL (realtime blocklist) feeded by my honeypot.
All verified IPs which successfully attacked the honeypot are put into a database, which
provides a rbl for our MXes. The IPs are held for 24 hours except those which have more than 50
successful attacks within the last day. I was wondering if there were any mail-hits to be seen
at all; at least these are totally different attack vectors. But strangely enough I could see
blocked emails because of the entries made by the honeypot. We will see how well this