View Article  Why "Slowly Changing" ham and non-ham indicators are valuable and how the Outbound Index exploits them
We do not make any distinction about how the sender got the RCPT address or if he has permission to send to it. We simply note that inherently - those without permission to send must constantly move and change or be blacklisted. Those with no reason to move and change rapidly are those whose mail is generally welcomed by the RCPT.   more »
View Article  Uncovering an anti-phishing user interface frauds cannot digitally fake
What is the one thing a fraud cannot copy?

Element 1. Something personal to the individual user.
Examples: a personal photo or a personal sound recording of their pet, child, loved one or self. Selected by the user, not by the software maker or application server, not by the third party trust authority.   more »
View Article  Will a SenderID or SPF record enhance your email deliverability?
The bad news is that even if an SPF record helps get your mail delivered to Microsoft Hotmail or MSN email users - an SPF record may hurt your email's spamminess score elsewhere, at hundreds of thousands of non-Microsoft mail services.   more »
View Article  VARA - Recipients in Control
VARA = Verified And Recipient Authorized, a simple, public domain concept with applications in anti-phishing and fixing the forwarding ...   more »