Unwanted activity/content that is usually of a promotional nature.
57
votes
26answers
2k 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 ...
29
votes
3answers
4k 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 ...
19
votes
4answers
5k 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 ...
18
votes
10answers
11k 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 ...
14
votes
3answers
1k 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 ...
13
votes
4answers
832 views
Is Email list “cleaning” a legitimate practice?
A client has provided us with an excel spreadsheet of around 10,000 email addresses, names and addresses. They were taken from a CRM used previously.
I've been asked to "clean" up this database - ...
13
votes
4answers
228 views
Prevent possible spammer from linking to my site
We own a website which, through google search results, we determined is either being linked to improperly or for spam purposes by another completely random source.
They recently registered a domain ...
10
votes
4answers
185 views
Emailing all site users
I'm going to be emailing all of my site users to update them on recent developments and remind them to come back to the site. Are there any special precautions I should take. I was going to do this ...
10
votes
2answers
266 views
How to deal with overly aggressive “Link Take Down Demands”?
I've been receiving a large number of emails recently requesting I clean from link spam from my forum. Initially the emails were very polite and professional, and I was happy to remove the links. ...
10
votes
5answers
213 views
baffling comment spam
I've been seeing some odd comment spam on one of my sites. Odd because there are no links posted. Just, "Wow, that's a really celevr way of thinking about it!" or similar. Note the typo. The messages ...
8
votes
4answers
618 views
Blocking referral traffic
I am currently getting a massive amount of referral traffic to my site (Spam), that can sometime generate 1-2 GB worth of traffic per a day (which kinda sucks, when you have a 10GB limit from the ...
7
votes
4answers
2k views
Spam bot constantly hitting our site 800-1,000 times a day. Causing loss in sales
For the past 5 months our site has been receiving hits from these 4 sites below;
sheratonbd.com
newsheraton.com
newsheration.com
newsheratonltd.com
Typically the exact url they come from looks ...
7
votes
1answer
4k views
How can I find out if my domain has been added to email blacklists?
We do a lot of mass emailing of our contacts to promote events, send out newsletters, etc. Some people read and react, some people unsubscribe, but I fear that some might actually mark the email as ...
7
votes
5answers
374 views
Better Spam Protection than reCAPTCHA?
I hope this is a valid question to ask here... but knows anyone a better spam protection than reCAPTCHA? We've now using reCAPTCHA for some time but got now the situation that obviously more and more ...
7
votes
3answers
179 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 ...
7
votes
1answer
147 views
Can I get google to ban a spamming site from Adsense ?
I've noticed a "site" that stole some of my content and they are displaying google ads. Not responding to my email. I'm quite certain that most of their content is stolen, either from other sites or ...
7
votes
3answers
1k views
Prevent spam using Honey Pots
I am really curious about how to prevent comment spam in a forum using a honey pot trap for spam bots.
What if CSS and javascript is turned off in a browser?
Do you see any other disadvantages in ...
6
votes
6answers
2k views
Safe way to send thousands of promotional emails
My new partner has an email list with over 1 Million email addresses for targeted traffic (no spam... only genuine subscribers from his last startup )
But now I have a problem.. how can I sent an ...
6
votes
3answers
335 views
Comment spammer IP list?
Is there a public list anywhere on the web of IP addresses that have been identified as comment spammers?
6
votes
4answers
1k 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 ...
6
votes
4answers
224 views
Is it positive or negative for the average website to allow search engines to index user comments?
I've been trying to answer this question myself by researching and searching on google but I haven't been able to come with a final answer.
I have some hypothesis I would like share anyway:
The ...
6
votes
1answer
115 views
Anywhere to get a list of referrer spammers?
I do my own log processing using my own self-written analyzer. That means I have to deal with the continual nuisance of referrer spammers. Is there anywhere I can get an up-to-date list of referrer ...
5
votes
3answers
195 views
What do big websites do about spam emails to the support department?
My website's support email address is starting to get a lot of spam emails to it, what do big companies do about this?
5
votes
1answer
121 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 ...
5
votes
2answers
317 views
Why do some user agents have spam urls in them (and why are they always Opera/Presto User-Agents)?
If you go to (say) the last 100 entries (visits) to the botsvsbrowsers.com website (exact link, feel free to take a look: http://www.botsvsbrowsers.com/recent/listings/index.html ), you'd notice that ...
5
votes
2answers
5k views
Getting a lot of postmaster undeliverable notices for non-existent users
I've had my domain (straightpathsql.com) for a few years now. I host my e-mail with Google Accounts for business and have for awhile. ALl of the sudden in the past week I am starting to get a lot of ...
5
votes
1answer
76 views
Are press release distribution services spam services?
I'm not trying to label this website as a spam service, but use it as an example to enquire about:
http://www.prweb.com/
And there are many like it. I've been considering using their services as ...
4
votes
2answers
131 views
Reporting paid links to google - does it work?
I am noticing that my competitors have a boat load of paid backlinks, which don't seem to be discredited from google (PR is intact, rather then 0)
Problem is, those sites aren't any gambling or ...
4
votes
1answer
105 views
Best way to protect yourself against “almost manual” spam
(Maybe this is not the correct stack exchange site, please redirect me if so).
We have a Trac instance here and are getting the following spam text (I replaced dots and dashes in the URLs by ...
4
votes
3answers
464 views
How to tell whether spammers are bots or humans?
How can you tell if the people that are spamming your forum or website are in fact bots or human spammers?
Please note that the question is not about preventing spammers. It is to determine if the ...
4
votes
3answers
107 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 ...
4
votes
3answers
130 views
Identical spam coming from many different (but similar) IP addresses
A forum I run has been the victim of spam user accounts recently - several accounts that have been registered and the profile fill with advertising/links. All of this is for the same company, or group ...
4
votes
1answer
569 views
How do I deal with content scrapers? [duplicate]
Possible Duplicate:
How to protect SHTML pages from crawlers/spiders/scrapers?
My Heroku (Bamboo) app has been getting a bunch of hits from a scraper identifying itself as GSLFBot. Googling ...
4
votes
2answers
2k 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 ...
4
votes
2answers
899 views
my domain Emails are marked as SPAM in gmail ?? How to Solve this issue
At pro webmasters I searched for an issue which relates to spammed domain list for sending emails which end up in the Spam box in Gmail. I found the link something like below:
...
3
votes
5answers
2k views
We've had our content copied under a different URL - why and what do we do?
We have a problem. We've noticed a large amount of traffic showing up on our Google Analytics. Upon further investigation we have found that we've had our content copied under a different URL.
Our ...
3
votes
2answers
103 views
Why do spammers use CELESTRON NEXTAR 6SE?
I am running a website for a volunteer organization that hosts an annual event. There is a form where people can volunteer to bring items for the event.
All too frequently I get spam from users ...
3
votes
3answers
701 views
Tons of spam on phpBB even with recapcha enabled [duplicate]
Possible Duplicate:
How can I prevent spam on sites which I control?
I am running a phpBB forum where the requirements were that users shouldn't have to sign up in order to post. They ...
3
votes
2answers
441 views
wwwstumbleupon.com referring domain in web stats
I've noticed in my own stats, as well as searching on other sites, a fair amount of traffic that comes from urls that look like this:
http://wwwstumbleupon.com/refer.php?url=http://[mydomain]/[myurl]
...
3
votes
3answers
305 views
Getting google to reindex faster
We run a high-traffic site for a large organization and it was compromised through an editor account. The attacker was able to poison the google cache, and the visible result to us is that if you ...
3
votes
1answer
101 views
Can email harvesters extract addresses from PDFs?
Our website does some basic obfuscation (foo at example dot org) for email addresses on web pages visible to the general public, but doesn't do so for PDF documents. Is it common for email harvesters ...
3
votes
1answer
307 views
Block images on Russian domain .ru via htaccess?
I have a WordPress website which accepts anonymous comments and images. We are receiving spam in the form of Russian porn, with images hotlinked from websites on the Russian domain .ru
As we are ...
3
votes
1answer
2k views
Gmail is marking my emails as SPAM - Please help [duplicate]
Possible Duplicate:
How could I prevent my mail from being recognized as spam?
gmail is marking my emails as SPAM
I used the great service: isNOTspam.com to check my email against spam
I ...
3
votes
3answers
64 views
How to display a directory without looking like spam
I need to list every city in a state (for instance, California), along with a huge list of automotive dealers per city. How do I do this on one page without looking like a link farm/spam page to end ...
3
votes
1answer
328 views
Google spam report, have they ever punished a bad site you reported?
You have reported a bad site on Google Webmaster Tools SPAM report.
Assuming you are sure it was a bad site, did you see Google punishing it or doing something after your report?
Thanks
3
votes
1answer
364 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?
3
votes
4answers
353 views
Silverstripe: How can I disable comments?
My client site is built in Silverstripe, there is a news page, and it allows people to leave comments. Unfortunately we've got loads of spam emails. I'm new to this, is there any way we can disable ...
3
votes
1answer
90 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
...
3
votes
2answers
233 views
Localized CAPTCHA
What are effective CAPTCHA solutions that can have localized description, and CAPTCHA text itself is either language-neutral, or can be localized (for Polish language)? It is to be used to protect a ...
3
votes
1answer
128 views
How to configure comment notification such that no emails are sent in case of spam?
I have a drupal 6 site running with blogs on it. I use the comment notify module to implement wordpress-like notification of new comments and the antispam module for keeping the spam off the site.
...
