Postgrey and the power of Greylisting to fight Spam

Sunday, March 13th, 2011

Wow…. Let me just say that I have typically been inundated with junk mail on my primary address. It’s associated with this domain and has been hosted in an older sendmail setup for quite some time (not really by choice, but because that’s what was installed on the old vps.) I’m currently migrating to postfix [...]

Huge Spam Operation Shut Down Thanks to TheSecurityFix

Wednesday, November 12th, 2008

Thank you Brian Krebs of the Security Fix. He has just made the internet a little better place. He’s worked for several months investigating a group that is believed to have been hosting provider for up to 75% of the Internet’s junk email as well as child porn websites, rogue anti-virus software and who knows [...]

Great tip for Dealing with SPAM email

Monday, March 17th, 2008

In reading over at the Gmail Blog, I came across this suggestion to try with Gmail. The idea is, let’s say your address is johndoe@gmail.com Okay, next time you sign up for a mailing list, or need a free website login, use johndoe+freelogin@gmail.com or johndoe+spam@gmail.com or any other unique identifier (something you’ll be able to [...]

Spam storm

Wednesday, April 25th, 2007

Wow… just took a glance at the error_logs and saw numerous errors from Trackbacks and started browsing to find that the last few days we’ve been weathering a spam storm. Thanks to akismet and another tool I’ve only had maybe 2 comments stuck in moderation that were spammy, but several thousand have made it to [...]

Another trojan using WMF exploit in SPAM

Wednesday, January 4th, 2006

F-Secure is reporting on another SPAM attack that tries to get people to click on a link to a site with an exploit-crafted WMF file. The message is along the lines of a claimed Professor at Yale announcing the unfortunate vandalism over the New Year holiday, the link purports to be pictures of the act [...]

Workaround for the critical WMF zero-day exploit

Wednesday, December 28th, 2005

The Windows Meta File (WMF) zero-day (0-day) exploit is apparently, VERY nasty, no user intervention required (unless running firefox or opera). Just VISITING a malicous site (viewing a malicious email with image…) would be enough to get the system owned. It sounds as though a FULL reinstall is the best solution. Sunbelt has had some [...]

Porn Spam indictments…

Wednesday, August 24th, 2005

The Security Fix is reporting that the Justice department will imminently indict four people accused of sending large volumes of porn spam in violation of the CAN-SPAM act which requires explicit junkmail to be specifically labeled “SEXUALLY-EXPLICIT” in the subject line.    Send article as PDF   

Junk mail can be REALLY nasty

Tuesday, August 16th, 2005

As if you needed another reason to not like SPAM ( no, not the hormel product, we’re talking junk mail here.) A couple days ago I mentioned a post at the sans institute talking about an email that was circulating and the link within that email took you to a malicious site (redirected) and attempted [...]

Ways to deal with Junk Mail (1 of 2)

Friday, August 5th, 2005

Who hasn’t ever seen junk mail? From the offers for prescription drugs to offers for who knows what. Some mail programs give you a way to filter out different senders, but the senders of junk mail are always changing (like viruses.) So what other tools are there?    Send article as PDF   

Mail Viruses Junk Spam Phishing and now Dark?

Friday, August 5th, 2005

Okay, I’ve seen a new term come across the horizon in the battle of the email inbox. First there were viruses, then junk mail, which became known as Spam and then Phishing attacks now we’re up to DarkMail. According to scmagazine , an IT security focused publication, the earmarks of darkmail are similar to junkmail [...]

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