What should I do if php has been tampered with inexplicably?

php is inexplicably tampered with because there are loopholes in the website program. The solution is: 1. Check your local backup file to see if there are any redundant files; 2. Check the modification time of the suspicious file and delete the file; 3. Find an organization that specializes in website security to detect and repair website vulnerabilities, etc.

The operating environment of this tutorial: Windows 7 system, PHP version 8.1, DELL G3 computer

php was inexplicably tampered with what to do?

The homepage of the website has been repeatedly tampered with, indicating that there is a loophole in your website program, causing a script backdoor Trojan to be uploaded and tampered with.

The content is included by Baidu. Some BC content and garbage are not related to the website. Content, it is recommended to find a professional website security professional to detect and repair website vulnerabilities, as well as code security audits, clean up Trojans, backdoors and malicious code. Moreover, if the snapshot content is hijacked, the website will be redirected after being clicked in the search engine, which will affect the website. The impact is very large.

Processing method:

First check the modification time of the suspicious file, and compare it with your local backup file to see if there are any redundant files

If there is one, delete it, and then check whether the homepage has been modified. If there is, replace it with a backup and upload it;

But it can only be a temporary solution, but it will still be tampered with repeatedly. It treats the symptoms but not the root cause. , if you are not familiar with the program code, it is recommended to find a professional website security company to deal with this problem and so on.

Recommended learning: "PHP Video Tutorial"

The above is the detailed content of What should I do if php has been tampered with inexplicably?. For more information, please follow other related articles on the PHP Chinese website!