Malware is expensive

Everybody who is about to disagree with my headline might say that malware is free as it just stops by on your computer if it got some security holes due to missing patches or bad configuration. I do not disagree with that as there were no costs for the programmer, no licensing fees – a perfect example of […]

Spam oder Virus?

Heute hatte ich wieder mal einen der klassischen Anflüge von Spam und Ähnlichem in meiner Mailbox gefunden, was mir wieder einmal ganz deutlich gezeigt hat, wie sehr und oft Microsoft Outlook als Eingang für Viren und anderen Schrott herhalten muss: Microsoft Outlook Notification for the xxxx@xxxx.xx Support [xxxx@xxxx.xx] Sent :Thu 15/10/2009 06:38 To xxxx@xxxx.xx Attachment (12kb) You […]

Filling the gaps

My blacklist service runs fine by now and I have checked the results on a regular base. Fact is, that there are some IP ranges delivering quite much spam – so I decided to blacklist the ‘gaps’ in between the addresses as it is to suspect that those IPs might also get active. To recognize those ranges, the […]