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Questions about captchas and other spam detection measures on SE.
33
votes
The body of my post can't contain "82/213963"
As Tim guessed, I tried to put up a black list to stop the flood of toll-free-like phone numbers.
It succeeded in that, but unfortunately, I had to cast the net quite wide given how ingenious spammer …
24
votes
As a moderator, should I re-flag spam that's already flagged, or just delete it?
If this is a clear spam post from someone who only ever posted spam (so, something that has only been posted in order to sell a product or try to use Stack Exchange as a link farm), the correct thing …
13
votes
Accepted
What is up with all the "printer support number" posts?
We've leaned harder on some of our existing spam blocking infrastructure (mostly to do with adding spam keywords to a dictionary).
I've been monitoring the spam block logs as well as the deleted post …