Terry Zink: Security Talk

Discussing Internet security in (mostly) plain English

  • Terry Zink: Security Talk

    A very weird story about the founder of McAfee

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    Yesterday I discovered this story on Gizmodo after a friend in my Facebook feed posted it, or commented it, or read it (I forget which, I can’t be expected to remember these things).  It was about the original founder of McAfee, John McAfee (who...
  • Terry Zink: Security Talk

    Six steps to sending email over IPv6 – my Internet Draft

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    A couple of weeks ago, I published my first Internet Draft to the Internet Engineering Task Force (IETF).  Today, I updated it, making it version 2 (but named version 01.txt).  It is titled Recommendations for the use of whitelists for email...
  • Terry Zink: Security Talk

    What’s up with Yahoo Mail’s spam filter?

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    What’s wrong with Yahoo Mail’s spam filter recently?  The company has gone through CEO after CEO after CEO… maybe that has demoralized the antispam guys so much that they’ve left the company? I ask because I recently checked my Yahoo Mail account...
  • Terry Zink: Security Talk

    Spammers ruining it for everyone

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    Last week we had an incident with our outbound reputation that caused delivery issues to various US government agencies who don’t use our service.  One of our customers did something inadvertently that caused our outbound IP reputation to degrade...
  • Terry Zink: Security Talk

    US cyber czar Howard Schmidt resigns

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    The Washington Post reported a story this weekend about how the head of US cyber security Howard Schmidt is resigning from the post.  Schmidt’s resignation comes on the heels of FBI cybercrime director Shawn Henry resigning and going to work in private...
  • Terry Zink: Security Talk

    New spam trend

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    A new spam trend that we have seen over the past month or so are 419’s with Word attachments.  This isn’t a widespread trend (it’s not like we are getting tons of 419’s like this), nor is the idea of sending spam with attachments new.  Instead...
  • Terry Zink: Security Talk

    The island of Bali

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    I decided to do another post of our trip to southeast Asia.  On my personal blog, my posts on travel are my most popular posts by far so I figured I would post it on here, too.  Who knows, maybe you’ll get a travel idea! For the second week...
  • Terry Zink: Security Talk

    Digging into outbound spammers and confirming what I suspected

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    Yesterday, I started digging through statistics of users who use our network to send out spam.  Most of them are not doing it intentionally, but some are hostile.  What sorts of behavior characteristics do these senders conform to?  There...
  • Terry Zink: Security Talk

    Wonder what China is doing with all of those APTs? Now you know.

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    Did you ever wonder what China is doing with all of those Advanced Persistent Threats that they are tossing at US companies, trying to steal their secrets (allegedly)?  The answer is they give them to their own home-grown companies.  Here’s...
  • Terry Zink: Security Talk

    My great idea–quashed by political correctness

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    I had a great idea at work. We’re looking at a future feature wherein we allow users to block email by language.  If you’re an English speaker and never receive mail in Chinese, you can set an option to block all Chinese mail.  Want no Spanish...
  • Terry Zink: Security Talk

    What Apple’s security response can learn from Microsoft

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    A couple of days ago, Ed Bott posted an article on ZDNet entitled What Microsoft can teach Apple about security response .  This is in response to how Microsoft deals with security vulnerabilities and applies updates, vs how Apple does it (did it...
  • Terry Zink: Security Talk

    Sophos’s list of top spamming countries vs Forefront Online’s list

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    Last week, Sophos released a blog post on the top 12 countries that relay spam during the first three months of 2012.  Their summary: The country with the highest amount of spam sent is India. Spam has decreased over time because of better efforts...
  • Terry Zink: Security Talk

    Floating villages of Cambodia

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    While we were in Cambodia, we visited the floating villages, located not too far from the city of Siem Reap.  We took a boat ride down the muddy river which took about 30 minutes: Along the way, I was reminded that we were definitely in the 3rd world...
  • Terry Zink: Security Talk

    Pictures of Angkor Wat

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    This post has nothing to do with spam, malware or security.  Instead, you can file this under It’s-my-blog-and-I’ll-post-what-I-want-to. Anyhow, the past couple of weeks I was in Cambodia and Bali (Indonesia).  It’s been my life long dream ...
  • Terry Zink: Security Talk

    Was gone, but back now

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    I was gone for the past couple of weeks in Cambodia and Indonesia, but I’m back now and ready to post some more. Whenever I travel overseas, I like to look at the various pieces of technology that people are using.  After going to these two countries...
  • Terry Zink: Security Talk

    Statistics on spoofed mail

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    The other day, I decided to investigate some potential efficacy rates of using DMARC.  Would using DMARC result in catching spoofed mail?  Are spoofers abusing certain brands en masse? To check this, I decided to take a look at how much mail...
  • Terry Zink: Security Talk

    Spam levels still lower a year after Rustock

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    Arstechnica wrote an article this past weekend entitled Spam levels still low a year after Rustock botnet takedown .  From the article: In March 2011, a Microsoft-led team targeted and decapitated the Rustock botnet, and a dramatic decrease in spam...
  • Terry Zink: Security Talk

    Mac users hit by another wave of malware

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    In case you haven’t been watching cyber news recently, last week various security researchers published that Macs were infected by the Flashback Trojan and that the total number of infections worldwide was 600,000.  This number was published by a...
  • Terry Zink: Security Talk

    SOPA fears risk blocking new cyber-security bill

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    Building on my previous post about upcoming proposed cyber legislation, a couple of other articles appeared in the past couple of days that discuss the smaller likelihood of passing the bills because lawmakers are spooked that they may face another SOPA...
  • Terry Zink: Security Talk

    Upcoming proposed cyber legislation

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    Yesterday I read the article Cybersecurity is entangled in Washington turf wars on Politico.  The article talked about how there are a lot of competing cyber security bills being proposed in Washington (D.C.) right now.  I thought the article...
  • Terry Zink: Security Talk

    Pinterest spammer finds it easy to make money

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    About a week ago, I read an article on SecurityNewsDaily where a spammer gave an interview to The Daily Dot and explained his methods.  He claimed not only was he making $1000 per day spamming and scamming Pinterest, but that it was really easy....
  • Terry Zink: Security Talk

    How China steals our secrets

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    Former US counter terrorism director Richard Clarke has another article up in the New York Times entitled “ How China Steals Our Secrets .”  It’s similar to an article that I wrote about last week.  In it, he recounts how nearly all US companies...
  • Terry Zink: Security Talk

    Former US counter-terrorism director speculates who was behind the Stuxnet attack, and talks about China’s role in espionage

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    The title of this post is a record for my longest post title ever.  But I had to get everything in there lest you think this blog post is only on one topic. The story of Stuxnet occurred in 2010 and it seems like forever ago.  And since that...
  • Terry Zink: Security Talk

    U.S. Outgunned in Hacker War

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    The Wall Street Journal has an article up today with an interview with outgoing head of the FBI’s cyber crime investigation Shawn Henry.  In it, he has a blunt assessment of the US’s capabilities when it comes to combatting online crime, especially...
  • Terry Zink: Security Talk

    Top Anonymous/LulzSec hacker caught

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    This is an old story (where old > 2 weeks), but I still want to write about it. Nine months ago, I wrote a post where LulzSec decided, after 9 weeks of mischief, to call it quits .  This was in June, 2011. About three weeks ago, the FBI announced...
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