It is said that 60% of WordPress hacks are program (theme or plugin) vulnerabilities. We will explain how to check for vulnerabilities in your plugins individually.
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At WordPress Doctor, we perform malware removal and security measures on behalf of more than several hundred sites per year. Based on this experience, we would like to share with you the characteristics of sites that have been hacked, hijacked, or defaced.
Taking advantage of the convenience of being able to operate multiple domain sites under a single server contract, malware today often analyzes the server folder structure and spreads infection from one site to the folders of other sites (domains).
A serious vulnerability has been discovered in the Jetpack plugin for WordPress and a version update has been distributed. This section explains how to deal with this vulnerability.
This section describes a file in which redirect hack code is often embedded, which causes a WordPress-created site to jump to another site when accessed (redirect).
This section explains how to limit the computers that can log in to the WordPress admin screen by IP.
Some of today’s malware is of the type that writes an infinite loop (or delayed process) into the server process and resides there.
Here are some common malware (virus) file names that WordPress Doctor has discovered recently.
Here is a small PHP programming trick to prevent SQL injection in WordPress.
Here are some of the types of malware embedded in WordPress that are common these days. If similar code is included in the site’s program, we suspect that WordPress has been hacked and tampered with.
WordPress Doctor received the question, “Is a WordPress site restored from a backup prior to a malware infection safe?” This section explains whether or not a WordPress site restored from a backup prior to a malware infection is safe.
A new type of malware has been reported that illegally installs a plugin that can execute PHP code in WordPress and embeds malware in the database.
When WordPress is infected with malware (tampered with), updating WordPress and plug-ins may not remove the malware.
Content Security Policy and how to set it up in WordPress.
Due to many requests, we are releasing a program to repair HTACCESS and Index.php, which is instantly tampered with again in WordPress.
One of the methods of WordPress hacking is for hackers to manipulate the database and add unauthorized users without permission. We recommend that you regularly check your WordPress account to ensure that no unauthorized users have been added to your account.
There are various methods by which WordPress can be hacked, the most common of which is called an injection attack. This section describes these injection attacks.
Our client asked us if we could prevent the attacks themselves, since hackers have not stopped attacking them. Here is an explanation.
