Google is now sending out notifications for “Social engineering content detected” on your web site and sometimes it looks like the notifications are not valid. This is part of Google’s warning about deceptive download buttons and now Google is sending out notifications about this to webmasters that match their criteria.
A Reddit post has a picture of one of those notifications:
There are plenty of people in Google Webmaster Help also reporting getting them. One said that it was a mistake, that the deceptive download button is not deceptive but rather intentional.
In this mistaken case the webmaster said:
So they submitted a reconsideration request, linked to the thread and Google reversed it. The webmaster added, “I hope that Google will adjust their crawler to prevent this false detection in the future.”
Forum discussion at Google Webmaster Help & Reddit.