

Spam filters don’t and should not have some global default whitelists that bypass all protection. One simple reason would be that someone’s account is compromised and it sends out malicious mail.
I have seen Microsoft Defender spam filter detecting legitimate Microsoft mails as spam. It’s just how spam filters work, there always can be false positives.








This should be a link to LinkedIn post, but it is deleted along with Medium post. It was 112 not 86 if that makes it better. Or maybe 112 is second attempt after realizing what first result means.
I cannot post a screenshot, but you can see some cached info if you search for ″Ricardo Gabriel David IQ test″ in Bing (Bing shows an image for Medium article).