Category Archives: email

Filtering Spam – Part I

Judging by the contents of the emails I receive on a daily basis, I can fairly safely say that the world is full with people that don’t bother to look for technical vulnerabilities to hack my computer, but simply try to … Continue reading

Posted in email, IT Security | Tagged , , , , , | Comments Off on Filtering Spam – Part I

Tracking email using web bugs

“Did you get my email?” If you have ever asked this question to anyone, then this post might interest you. I had my doubts about sharing this, since the trick described here does invade the privacy of the recipient somewhat, … Continue reading

Posted in email, IT Security, Mac OS X, Web | Tagged , , | Comments Off on Tracking email using web bugs

Email and malware dissection, Part II

If you’re running a mail server on the Internet, you will surely be familiar with spam and malicious email. This post is the last part on how to identify and isolate malware in email while respecting your users’ email privacy. … Continue reading

Posted in email, IT Security, malware, Perl, Shell script | Tagged , , , , , | Comments Off on Email and malware dissection, Part II

Email and malware dissection, Part I

Phishing, Trojans, Worms and other malicious activity in email. These series of posts make quite a lengthy write-up on how to use Unix shell script and Perl to dissect large amounts of email all at once without disrespecting email privacy … Continue reading

Posted in email, FreeBSD, IT Security, Linux, Mac OS X, malware, Perl, Shell script | Tagged , , , , | Comments Off on Email and malware dissection, Part I

Memoirs of email

Email. Practically everyone connected to the Internet has at least one email address. Not surprisingly: If you get connected to the Internet, one of the first things to do is inform your friends and family on how to reach you… … Continue reading

Posted in email | Tagged , , , , | Comments Off on Memoirs of email