Apr 13 27

fb„Wolfram|Alpha, the world’s first and only computational knowledge engine, uses its expert-level knowledge and algorithms to answer questions, generate reports, and do analysis across thousands of domains. And the newest domain is your own life and social network, as seen through your Facebook!“ heisst es auf der Projektseite von Stephan Wolfram der diesmal seinen Mathematikwerkzeugkasten auf facebook losegelassen hat, mit einem interessanten Ergebnis …

written by d45id \\ tags: , ,

Apr 13 26

tux_guardThe Spamhaus Project is an international organization who track email spammers and spam-related activity.
The Spamhaus Project is also compiling very widely used anti-spam lists. One of these lists contains IP blocks from „verified spam sources“. These kind of sources are per default evil and I am not interested to communicate with theme so I wrote a little bash script which blocks all of these bad guys.

# Generate automatic firewall rules to block bad IPs listed on spamhaus.org
wget -O $FILE http://www.spamhaus.org/drop/drop.lasso
iptables -F ; flush iptables, comment line if you use other rules 
for ipblock in `egrep -v '^;' $FILE | awk '{print $1}'`
 iptables -I INPUT -s $ipblock -j DROP 

written by d45id \\ tags: , , , ,

Apr 13 08

Song of the day:

written by d45id