Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [spam-detection]

Questions about captchas and other spam detection measures on SE.

4
votes
0answers
44 views

Keyword-based spam detection to keep spam questions out of the network [duplicate]

Over the course of the Winter Bash, I have encountered a lot of spam questions here on MSE, the common pattern among them being the keyword "keto diet" or simply "keto". No doubt they are deleted as ...
0
votes
2answers
226 views

“This looks like spam” error message when attempting to ask a non-spam question

I realize that similar questions have been asked, but through all of the ones I've seen, the answers seem to be specific, normally asking the author about the specific question. I'm trying to ask in ...
8
votes
2answers
163 views

Should Stack Exchange have a spam filter? (Does it already and I’m not aware?)

Of course spam posts should be flagged, and if they come up in review, rejected. Over on Mi Yodeya during the past 24 hours I’ve helped delete and reject four spam posts through the review queue, and ...
13
votes
0answers
202 views

Add cookie blocks to the IP-based spam-blocking system

Note: Not a duplicate of Please don't use a spam filter based on IP address. That proposes that we stop blocking IPs; this one suggests implementing an additional feature while keeping the ...
6
votes
1answer
44 views

Redundant notice for already reviewed suggested edit

This suggested edit is already rejected, but notice says “please review carefully”: This is completely redundant in this case and should be removed. Also I’m not sure about the needing to know ...
1
vote
1answer
57 views

Stack Exchange newsletter arriving in spam folder

I have subscribed to a few Stack Exchange newsletters quite a while ago. In the last few weeks, all of these emails are ending up in my spam folder. I have checked my spam rules, and there is ...
1
vote
1answer
64 views

Should this have been autodetected as spam? [duplicate]

A few minutes ago, an answer appeared to one of my questions, blatantly not an answer, but somehow it wasn't detected and filtered by SE itself. Also, the user has been posting this on other questions ...
-3
votes
1answer
179 views

Why does this look like spam?

The post to superuser.com is here: https://pastebin.com/FVKFpbmd. I removed the first part, and you can also let me know if it is against something.
3
votes
1answer
70 views

Can't ask this question on information security “This looks like spam”

It's a long question is that why? Even tried just pasting the question here, wouldn't work.
14
votes
2answers
212 views

Should we have special accounts for bots?

Triggered by the question How should a bot earn enough reputation to perform the actions necessary for that bot? Spam is increasing, and it appears current efforts towards it are linear – they ...
6
votes
1answer
151 views

Overzealous spam filter triggers on Chinese characters in the “Help and Improvement” queue [duplicate]

It seems the spamfilter on the "Help and Improvement" queue has some problem. From here (from the review of this question). I think, Well, "there are" happens quite often in spams, also often in ...
0
votes
0answers
20 views

Is there a way to tag a post/question so that you get notifications when someone answers it? [duplicate]

So I read a question and thought: 'what a smart question, I want a good answer to this question too'. So by commenting or answering I would get notifications, but I'd rather not spam that good ...
9
votes
3answers
201 views

Should we vote to delete spam posts?

If a post accumulates six spam flags, it will be automatically deleted, and its content hidden even from users with the “see deleted posts” privilege (10k+ on regular sites, 2k+ on beta sites). In ...
10
votes
1answer
104 views

When a question or answer is already marked spam or offensive by two or more users, tell that when down- or closevoting

When a question or answer is already marked spam or offensive by two or more users, tell that when downvoting, closevoting or voting to delete. Something like a pop-up saying: This question (answer)...
18
votes
1answer
154 views

Hit by the spam detector on Travel.SE

I want to edit this answer of mine on Travel.SE to add a paragraph about how to purchase a certain kind of train ticket in Japan, and I am hit by the spam detector. A screenshot of the added section ...
1
vote
1answer
75 views

How to report a bad result in spam check on review late answers?

I just reviewed this question. I choose: No action needed, but the system says I failed because it's a spam answer: "As far as I know, global variables are not passed to the workers, thus the above ...
12
votes
0answers
104 views

How can us Stack Exchange and Stack Overflow users help with the current Chinese SPAM attack? [duplicate]

We love our Stack Exchange and don't like to see it under attack like this. Many of us are programmers and many of us know stuff about languages, including Chinese. There's probably a good few who ...
10
votes
0answers
227 views

Defeat spam filter evasion through the use of many different domains by blacklisting target IP addresses of links

In my extensive experience fighting spam on Super User, I've noticed that spammers often use many different domains to evade detection. In several cases, I've found that the domains often resolve to ...
7
votes
1answer
102 views

Community stopped locking questions when they are deleted as spam and no message saying the post is spam shown

The two recent spam questions weren't locked upon deletion; moreover the spam text is not hidden as it is usually: The default look when the spam is nuked properly: Also, looks like ...
27
votes
2answers
290 views

As a moderator, should I re-flag spam that's already flagged, or just delete it?

I've been an elected moderator for about a month or so, and I'm still a bit confused about the correct way to handle spam that others have already flagged as spam, but that hasn't got to six flags yet....
16
votes
2answers
302 views

What is up with all the “printer support number” posts?

While I was on the meta asking this question, I saw 8 of those printer support number posts (I flagged 7). They get handled quickly enough by the community flags, but is there any way to block whoever ...
31
votes
2answers
505 views

The body of my post can't contain “82/213963”

So, I'm writing a response to a question. I want to mention some of the bad old days of Programmers.SE and Stack Overflow. What? Why can't I include "73382/" + two one three nine six three in ...
3
votes
1answer
80 views

Pattern for spam edits on blender.se

After reviewing this edit, I knew I had seen spam on that post before. Turns out that, after some digging and filtering out the edits on tag wikis, that spam on the blender stack exchange site seems ...
24
votes
1answer
404 views

Inactive user accounts which appear to have only been created to advertise a product/service?

Recently, I was typing in some spam keywords into the user search and found some suspicious users that meet the following characteristics : username contains one of the same keywords that often shows ...
13
votes
1answer
135 views

Should users flag “subtle” spam as spam

When reviewing Low Quality Posts today, I came across this answer (SO 10K only): The bitly link goes to https://www.youtube.com/watch?v=X95lZNPAFI0. On its own, the answer is complete crap (...
6
votes
1answer
357 views

Replacing reCAPTCHA

I, like most SE users, am occasionally presented with a CAPTCHA to prove I'm human for one of any number of reasons. At the time of this writing there are 247 questions and 342 answers on Meta ...
16
votes
1answer
327 views

Failed “known good” audit identified post as possible spam [duplicate]

Well this was interesting. I failed an audit because the community apparently understood the OP's question (which I considered vague), but then I saw this, after I failed the audit: https://...
88
votes
3answers
1k views

Would anyone care for some processed meat-like substance with a gelatinous glaze?

Something sort of magic happened a short time ago, sometimes a graph is worth a thousand flags: That's right, around March 28, the spam protection layer blocked about 20,000 spam attempts, mostly in ...
11
votes
1answer
185 views

spam and inattentive reviewers

I've noticed this morning a spam campaign that consist in editing posts that mention mails systems, portals like drupal, fb or related subjects to inject links to freeanalytics dot komfo dot com. The ...
32
votes
1answer
261 views

The review system suggested something was probably spam, what should I do when I see this?

While reviewing suggested edits and first posts by new users today, the review system did something new - an alert appeared that suggested that what I was reviewing was probably spam, and prompted me ...
10
votes
1answer
270 views

Unable to ask question on stack overflow [duplicate]

I created a new user(this user). On my profile I can see that I have the right to ask questions. I'm not sure if this was the case last night. I tried to ask a question, but got a message back ...
43
votes
1answer
811 views

Join the crusade against router-switch.com Content Spam

EDIT Updated below with a detailed evolution demonstrating how the content spammers operate. First they posted simple links to router-switch.com, until we blacklisted the domain Then they built ...
1
vote
0answers
99 views

What are we doing about spammers [duplicate]

I am very confused about the spamming on Stack Overflow in general. Why? do users spam What? does it even do for them besides create a bit of attention Also what are we doing about this? Also I'...
1
vote
1answer
118 views

How do Stack Exchange communities deal with spam?

This is a high-level question that may appear "obvious", but it's not, otherwise it would be addressed in the FAQ. I believe the answer is, "community members take care of spam and spammers after ...
6
votes
1answer
197 views

How was this user able to ask four spam questions so quickly?

User[9815934087] was able to ask four spam questions within 45 minutes. How could someone ask that many questions so quickly?
32
votes
4answers
4k views

It's way too easy to spam the site. How can we make it harder without sacrificing usability to new (legit) users?

After the last (not so big thanks to Shog(\o/)) blast of spam a couple users and I (with a mod) decided to run some tests. We found that it's extremely easy to post a spam question. Ridiculously ...
49
votes
8answers
742 views

What can we do about all the reoccurring spam?

This last blast we had was really huge, it lasted almost the whole day. See: http://i.stack.imgur.com/OXvpc.jpg I have noticed across SE we are getting a lot of spam, usually titled "WATCH BLAH ...
8
votes
2answers
361 views

What's going on with “Kurtlar Vadisi Pusu”?

We seem to be under some sort of mini spam attack... it's text from a foreign TV show or something, occasionally with links that I dare not follow. See: Kurtlar Vadisi Pusu 181. Bölüm FULL izle 07 ...
121
votes
7answers
1k views

Please make the multiple comment timer less annoying (non-resetting etc.)

As a little feature to prevent comment spam, you can only enter one comment every 15 seconds. That's a very reasonable limitation, since you very rarely have a good reason to write comments that ...
6
votes
2answers
80 views

Is there a way to blacklist arbitrary text, like for spam reduction?

I've seen a persistent spammer hitting at least Android Enthusiasts and Super User with his advertising for piratesystem[dot]net. (Here's a deleted example.) It's probably not a bot, because he's ...
1
vote
1answer
129 views

Why am I hitting the captcha for every answer I give (after installing new userscripts)?

For the past couple days, I'm being forced through the captcha for every answer I give here on Meta and SO. This sort of problem was brought up on Meta in the past couple months (I am not a robot!), ...
2
votes
1answer
80 views

Is my question (incorrectly) banned due to fighting with spam? [closed]

It seems so, because I can not see my less-than-hour question in the "newest" tab. At this moment (i.e. the moment of writing this question) "newest" top questions are asked 8,9,... hours ago. I do ...
7
votes
1answer
153 views

Why is the account of a spammer not deleted immediately?

User Jing Liu is posting spam. I flagged his four posts as spam and all posts were removed. But this user has been a member for the last six days (from his profile). Why are such users not removed ...
-1
votes
1answer
145 views

Hide website field in profiles of users with less than 15 rep from users not logged in to control spam

Here's an idea on how to combat spam URLs in user profiles: Hiding the website field in profiles of users with less than 15 rep1 from users who are not logged in would disable this exploit by making ...
-1
votes
1answer
159 views

Is it possible to effectively control spamming or other undesirable behavior without relying on security through obscurity?

This is meant to replace a question I ended up deleting regarding the advantages of displaying a haiku rather than a clearer message on spam detection for unregistered users (link for 10k users). ...
193
votes
7answers
5k views

I am not a robot!

Some days ago, the spam protection was turned up a notch. Unfortunately, it overshot the target by far. Now, as soon as I make two edits in close succession (which happens often – I’m sloppy), I am ...
9
votes
1answer
116 views

URL searching should not be case sensitive

When searching by URL pattern it's often useful to search by domain. Currently this search is case sensitive, consider: https://stackoverflow.com/search?q=url%3A%22%2aSTACKoVeRfloW.coM%2a%22 vs ...
34
votes
1answer
393 views

How did this get tweeted?

I thought the Twitter bots were only supposed to tweet "interesting" questions. This one has a down-vote, (probably worth noting the down-vote happened after the tweet) two close-votes, very low up-...
2
votes
0answers
26 views

Mismatch between comment caption and applied comment rules [duplicate]

Possible Duplicate: Why does add comment validation '%d more to go…' lie to me? If you type a comment there is a caption which informs you of how many characters you need or have ...
6
votes
0answers
150 views

What can be done about down-voting harassment [duplicate]

Possible Duplicate: Serial Downvoting Victim Today I downvoted an answer and posted a comment stating something along the lines of "-1 should be a comment" to a user whose answer told the OP to ...