Except where otherwise noted, all postings by David MacQuigg on CircleID are licensed under a Creative Commons License.
| 2009 - Apr 21 | on | A Few Thoughts on the Future of Email Authentication |
| 2009 - Apr 20 | on | A Few Thoughts on the Future of Email Authentication |
| 2009 - Apr 16 | on | A Few Thoughts on the Future of Email Authentication |
| 2009 - Feb 25 | on | Fixing the Internet Might Break It Worse Than It's Broken Now |
| 2008 - Dec 23 | on | More on 'Researchers Hijack Storm Worm to Track Profits' |
| 2005 - Oct 04 | on | Oklahoma Man Wins $10 Million Judgment Against a Spammer |
| 2005 - Jul 23 | on | Twenty Myths and Truths About IPv6 and the US IPv6 Transition |
| 2005 - Jun 24 | on | There Is No "Spam Problem" |
| 2005 - Jun 22 | on | There Is No "Spam Problem" |
| 2005 - Jun 08 | on | Phishing: An Interesting Twist on a Common Scam |
| 2005 - May 24 | on | How a Security Specialist Fell Victim to Attack |
| 2005 - May 09 | on | How a Security Specialist Fell Victim to Attack |
| 2005 - Mar 12 | on | Does CAN-SPAM Really Matter? |
| 2005 - Mar 01 | on | Does CAN-SPAM Really Matter? |
| 2005 - Mar 01 | on | Does CAN-SPAM Really Matter? |