Tag: sender

Save Yourself From “Yourself”: Stop Spam From Your Own Address

September 22, 2017

I just got junk email … from me! It is surprisingly common for users to receive Spam email messages that appear to come from their own address (i.e. “joe@domain.com” gets a Spam email addressed so it appears to be from “joe@domain.com”). We discussed this issue tangentially in a previous posting: Bounce Back & BackScatter Spam […]

SPF and DKIM: The State of Domain-based Email Authentication – Part 1

September 1, 2017

Recent reports on cyber-security threats in the healthcare sector by Verizon, Symantec and Ponemon consistently make several observations: Email-borne malware is on the rise, with such malware delivered via spam or phishing; Small-to-medium sized businesses (from all sectors) have the highest rate of email-delivered malware; Most breaches are caused by negligent employees or contractors. These […]