xleccf – WindowsTechs.com

Spam investigation and email reputation check

Posted on April 26, 2022 by xleccf

We are investigating emails which were marked as spam by Cloudmark’s service Cloudmark Authority Engine (CMAE). We want to find out if they are false positives. When an user ask to investigate why a single mail was marked as spam, our appr… Continue reading Spam investigation and email reputation check→

Suspicious ip address of our mail domain found on talosintelligence.com (spoofing attempt)

Posted on March 25, 2022 by xleccf

We have a fair amount of email traffic. Recently, we had some suspicious email spoofing attacks and a lot of users reported that outgoing emails were marked as spam and landed in junk folder (reported by mail recipients). When we checked o… Continue reading Suspicious ip address of our mail domain found on talosintelligence.com (spoofing attempt)→