Articles of spam

Anonymous spam comments when only registered users can comment

I have WordPress website where only registered users could write comments. But for some reasons I get anonymous spam comments time to time. This comments don’t have any information about user that leaved it. Also I have captcha on registration form. How this comments are got in my website? What can I do to prevent […]

Database hacked – random posts are modified

I have noticed that part of my posts was modified. Sometimes the original post is mixed with random words consist with random characters or content is replaced by spam. I have a lot of posts and I am not able to compare them manually but I have a database dump as sql files which I […]

Spam injected in w3 total cache page cache

I’m trying to fix a site which has been injected with external spam. After inspection I found out that the external content (so far just html advertising different kinds of drugs, no scripts) was in the static pages created by w3 total cache. How can I find out what part is responsible for this? The […]

CAPTCHA plugin where I can use my own images and ask my own questions?

Just wondering if any of you have run across this kind of plugin. Basically I’d like to be able to (a) specify my own image; (b) specify my own challenge question; (c) specify my own answer. As in: (a) an image of the word “orange” written in Old English (b) “Type the word you see […]

Multisite signup spam troubles

I have a installation of Multisite that has a history of serious signup spam problems. When we ran WPMU 2.9.2 we tried this .htaccess method, this math plugin, and CAPTCHAs. After little success with those options we added some common email domains to Limited Email Registrations. We noticed that even after adding this measure we […]

Is there a spam comment blocker that blocks IP addresses for a limited amount of time?

I’m getting a lot of spam on my WordPress blog. I’d like to cut down on the amount of comments I have to moderate. I’m looking for a plugin that does something like this: automatically marks comments as spam, and allows me to say “yes, this is spam”. Once I’ve marked the comment as spam, […]

Comments screen in backend, how to disable Quick Edit | Edit | History | Spam | for non admins

I’m trying to adjust the comments screen for non admins to my project. Right now I’d like to disable Quick Edit | Edit | History | Spam under any comment left for any post created by the user. Thanks!

How to Deny Access to No Referrer Requests on Multiste with Mapped domains

RewriteEngine On RewriteCond %{REQUEST_METHOD} POST RewriteCond %{REQUEST_URI} .wp-comments-post\.php* RewriteCond %{HTTP_REFERER} !.** [OR] RewriteCond %{HTTP_USER_AGENT} ^$ RewriteRule (.*) http://%{REMOTE_ADDR}/$ [R=301,L] I’m aware that the following code Denys Access to No Referrer Requests. However I’m using a multiste installation and I would like to know. How can I modify it so the code above to work with […]

How do I filter users based on email address?

Is there a method/plugin by which we can filter users by email address? I have lots of spam posts recently coming from users of a specific email domain.

Is the tagline area spam-bot proof?

Is the tagline area spam-bot proof? I’ve added my email address into the tagline area. Could spam bots pick it up? You can see it here: (And if I add my email address into posts and pages, is it spam-bot proof there?) Thanks,