Verify senders of earlier emails in chain
I know that an emails’ sender can be verified e.g. through DKIM.
If I receive an email chain containing replies, forwards, etc. is there any way to verify the sender of other (earlier) emails in the chain?
Category Archives: DMARC
SMTP Strict Transport Security Coming Soon to Gmail, Other Webmail Providers
SMTP Strict Transport Security is coming to major webmail providers this year, a Google engineer said at RSA Conference Continue reading SMTP Strict Transport Security Coming Soon to Gmail, Other Webmail Providers
Are high levels of email spam normal?
I have got my SPF, DKIM & DMARC records correctly setup and I have started using a DMARC analysis service.
One thing I have noticed is the volume failures. For example, in the last 3 days I have had 16,000 without correc… Continue reading Are high levels of email spam normal?
Why did spoof email receive a "pass"? And why didn’t it show up in the aggregate report?
Good Morning All, I’ve been thrown into the deep end with a request from my director. I know little of DMARC and email spoofing in general, but I’m trying to somehow weed out WHY this spoof email “passed”.
It’s coming from… Continue reading Why did spoof email receive a "pass"? And why didn’t it show up in the aggregate report?
Trump, DNC, RNC Flunk Email Security Test
Donald J. Trump has repeatedly bashed Sen. Hillary Clinton for handling classified documents on her private email server, even going so far as to suggest that anyone who is so lax with email security isn’t fit to become president. But a closer look at the Web sites for each candidate shows that in contrast to hillaryclinton.com, donaldjtrump.com has failed to take full advantage of a free and open email security technology designed to stymie email spoofing and phishing attacks. Continue reading Trump, DNC, RNC Flunk Email Security Test