Terry Zink's Cyber Security Blog

Discussing Internet security in (mostly) plain English

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  • Blog Post: Terry Zink's Rule of Free Stuff

    Terry Zink's Rule of Free Stuff, as applied to the Internet: If you give something away for free, people will abuse it.
  • Blog Post: What to do if you're blocked by 88.blacklist.zap

    One of the common questions I get through the feedback form on this blog is what people should do if they are blocked by the 88.blacklist.zap list when they attempt to send a message protected by Forefront Online Security. If you are blocked, send the bounce message to delist @ frontbridge dot com (removing...
  • Blog Post: What to do if you're blocked by Hotmail

    One of the things I often get asked by people who email me are requests for help. The specific request is that the person is sending mail to Hotmail but the messages are not getting through to the recipients email inboxes. Our divisions, Hotmail and Exchange Hosted Services, are separate but here are...
  • Blog Post: Useful tips for customers

    I believe that this information is also available on the Microsoft Exchange Hosted Services site, but I thought I'd repost it here. When making spam submissions, copy the original headers from the email (in Outlook, right-click the message and select Message Options) and forward the message, pasting...
  • Blog Post: Where is this spam coming from?

    I recently got an email question from a reader asking about where spam is coming from, that is, who is the originator of the spam message? The reader was a little confused about the header information, so below is a quick guide to interpreting email. Basically, the sender of the spam is the last IP...
  • Blog Post: Internet spam cops threaten anti-spam vendor

    Internet spam cops threaten anti-spam vendor By Stan Beer Thursday, 20 July 2006 Australian anti-spam vendor TotalBlock Pty Ltd has been threatened with a service shutdown by its Internet Service Provider (ISP) after being wrongly accused of sending spam. “People Telecom...
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