Unwanted activity/content that is usually of a promotional nature.

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27
votes
10answers
31k views

How can I prevent my mail from being classified as spam?

My company sometimes send mail, but it usually goes to "spam" folder in gmail. The email includes only a few sentences, without any links or images. Just plain text. How can I fix this? (Notice that I ...
23
votes
3answers
5k views

How can I prevent spam on sites which I control?

This is a general, community wiki question to address all non-specific spam prevention questions. If your question was closed as a duplicate of this question and you feel that the information ...
33
votes
4answers
8k views

How do spambots work?

I have a forum that's getting hit a lot by forum spambots, and of course the best way to defeat something is to know thy enemy. I'll worry about defeating those spambots later, but right now I'd like ...
4
votes
2answers
4k views

Website falsely blocked because of spam. Does anyone know how we should proceed?

I'm responsible for ICT at FOS Open Scouting, a belgian scouting organisation. Our website was hacked a few years back and blocked by Facebook as a result. After we regained control over the site ...
20
votes
4answers
8k views

How to avoid Hotmail/Live rejections for (legit) large volume eMailing?

While qualifying eMail for Spam, Hotmail/Live checks the historical records of numbers of eMails sent by a sender (FROM, eMail Server, IP, etc.). Some times, perfectly valid bulk eMails that are not ...
60
votes
26answers
4k views

Way to list “Contact Us” email address on web site, yet reduce likelihood of spam?

What's a good way to list a "Contact Us" email address on a web site, while reducing the likelihood it will get spammed? Is putting the email address in an image the best technique, or are there ...
6
votes
3answers
500 views

Comment spammer IP list?

Is there a public list anywhere on the web of IP addresses that have been identified as comment spammers?
4
votes
1answer
94 views

What kind of spam is this on our form?

We're receiving a lot of spam that looks like this: Form field 1 (textfields): duYYAJPNaMVsC Form field 2: icDiQOVRy Form field 3: uSDzPEObWIrTsCidma Form field 4: ODscxPiiqj ...
6
votes
1answer
132 views

What kind of spam is this?

I realize this is a pretty vague question, but I occasionally get spam messages through my contact form on a Drupal 6 site. The contact form does not have any anti-spam protection (i.e. math ...
2
votes
2answers
111 views

Strange spam posts not making sense [duplicate]

Possible Duplicate: What kind of spam is this? I'm running a web site with a forum where one small part is open for posting from unregistered users. The site uses captcha, but still some ...
11
votes
5answers
18k views

How to send mass email and not get treated as spam

I have a very important announcement to send the more than 300k members of my website. I already have email sending software but they result in spam. So I want to improve my chances of reaching my ...
10
votes
7answers
2k views

Mass deletion of spam revisions in Mediawiki

Basically my 'private' mediawiki instance was about as secure as a toddlers piggybank. I've tightened it up now, but am left with about a hundred or so new pages and revisions generated by hundreds of ...
3
votes
1answer
526 views

Can randomly-generated field names help avoid SPAM bots?

If I were to generate my field names randomly each time a contact form was rendered, would that help prevent SPAM bots from recognizing the fields? Can they read label text?
7
votes
3answers
197 views

Free spam blocker service [duplicate]

Possible Duplicate: How can I prevent spam on sites which I control? Is it possible to get a free and good spam blocker for your website? I would really like to avoid having to serve ...
5
votes
3answers
121 views

Stopping comment spam with links(need suggestion) [duplicate]

Possible Duplicate: How can I prevent comment spam on sites which I control? After bearing 1 year spammy comments with links in those in my 10 sites, finally I've disallowed comment posting ...
2
votes
3answers
476 views

Page blocked by antivirus

My client reports that [this page][1] I designed is blocked by his antivirus (Norton) : . The rest of the website is not blocked. Do you have any idea why Norton would block this page ? The report ...
2
votes
1answer
398 views

Does text size and placement on page have an effect on SEO

As Google and other search engines keep trying to get more and more 'human' in terms of understanding what's good and what's spam, is it known if they take into account the size of a heading ie. an ...
2
votes
1answer
183 views

Improve email Delivery Rates [duplicate]

Possible Duplicate: How could I prevent my mail from being recognized as spam? I have a web server that sends legitimate transactional email in high quantities. A reasonable percentage of ...
1
vote
1answer
207 views

vBulletin 3 spam solutions

We use vBulletin 3 for our forums, with a ReCaptcha, a simple "To verify you're a real person, what is the FIRST letter of the English alphabet?" question on signup, and a verified email address ...
1
vote
4answers
198 views

Recommended Spam Best Practices [duplicate]

Possible Duplicate: How can I prevent spam on sites which I control? Are there any recommended admin tools or interfaces for reviewing and moderating spam on a community-driven UGC site?
0
votes
5answers
8k views

How to avoid getting spam through a website?

We seem to be getting A LOT of email spam, we have a combination of the email addresses as mailto links and contact forms that send to the same address. What measures can we put in place that will ...
0
votes
1answer
107 views

What is the motive of sending spam text [duplicate]

Possible Duplicate: Strange spam posts not making sense I've many sites online and regularly I get the following type of spam text through "contact us" form even when containing Captchas. ...