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Terry Zink's Anti-spam Blog

Protecting your mail from the scum of the internet

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The Story of Conficker, part 3
Setbacks and Triumphs The domain registration task became exponentially more challenging on March 4, 2009, with the discovery of Worm:Win32/Conficker.D. Investigators reverse-engineered the new variant and determined that it was programmed to generate Read More...
The Story of Conficker, part 2
The Conficker Working Group Is Born In January 2009, representatives from a number of security research companies and domain registrars, along with the anti-botnet Shadowserver Foundation, began discussing how best to implement a defensive Domain Name Read More...
The story of Conficker
One of my favorite stories in the recent edition of the Microsoft Security and Intelligence Report v7 , pp 29-32, is that of the story of Conficker. I thought I would repost it here because it illustrates the problem of Conficker and the way the industry Read More...
Microsoft’s Security and Intelligence Report, v7, now available
Every 6 months or so, Microsoft releases its Security and Intelligence Report for the previous 6 months of the year.  SIRv7 is now available here .  This is a very comprehensive document covering topics from the entire threat landscape that Read More...
Live Free or Die Hard
Spoiler alert. This past weekend, I got a chance to watch the 4th installment in the Die Hard series, Live Free or Die Hard .  I hadn’t seen the whole thing end-to-end before, only parts of it.  It was nice to finally get a chance to see the Read More...
The evolving MAAWG
MAAWG is an organization that started up in response to the spam problem.  Its official name is the Messaging Anti-Abuse Working Group, and they are meeting this week in Philadelphia to discuss all things abusive.  I didn’t go this time around, Read More...
Are we seeing more spam from Gmail, Hotmail and Yahoo?
Last week, I commented on the the Gmail/Hotmail/Yahoo username and password leak.  The question we now ask is whether or not we are seeing an increased amount of spam from those services.  The folks from All Spammed Up recently posted that various Read More...
Yahoo, Gmail, Hotmail compromised
I wasn’t going to comment on this until later, but the story is spreading; there’s a link off the Yahoo Canada homepage.  10,000 usernames and passwords were posted this past week, victims of a phishing scam.  From Computerworld : If (technology Read More...
It’s a good thing I’m not evil
I attended the Virus Bulletin 2009 conference this past week in Geneva, Switzerland and had a pretty good time there.  I came away with a number of themes: Spam is not going to go away any time soon, but it is not the growth industry in internet Read More...
The 7 habits of highly effective malware
Originally posted by Larry Seltzer of PCMag: There are probably several new malware variants out per hour somewhere around the world, but only a small fraction have impact.What distinguishes the truly effective malware from the great unwashed malware Read More...
More on Operating System Security
Is Windows insecure by design? In the Security and Intelligence Report, version 6 , Microsoft looks at security vulnerability disclosures.  Vulnerabilities are weaknesses in software that allow an attacker to compromise the integrity, availability, Read More...
Operating System Security
As I was saying in my other post, I take issue with the claim that Windows is insecure by design.  Is this actually true?  It is a perception that certainly resonates within the software community, particularly among Mac and Linux users.  Read More...
Linux botnet discovered
One of the stories going around the web is the discovery of a botnet that spreads on infected systems running the Linux operating system. The reason that this is a big deal is because historically, computers running Windows have been the most likely victims Read More...
Information overload
This morning, while driving into work, I heard an advertisement on the radio from a major bank.  The premise of the commercial was that a father instructed his daughter to use his bank account wisely.  Either he gave her a credit card, or he Read More...
Real life security
One of the things I frequently find myself on the lookout for is real life security breaches and the trust model.  However, I also like to see how these things interact with technology and psychology. Part of the problem with spam is that the protocol Read More...
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