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How to hide PHP version in Linux server

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Jul 25, 2016 am 08:51 AM

Usually, most of the webservers installed with default settings have information leakage, and one of them is PHP. PHP is one of the popular server-side htmlembedded languages (one?). In these challenging times, there are many attackers who will try to find vulnerabilities on your server. Therefore, I will briefly describe how to hide PHP information in Linuxserver.

is on by default expose_php is on by default. Turning off the "expose_php" parameter allows php to hide its version information.

[root@centos66 ~]#vi /etc/php.ini

In your php.ini, locate the one containing expose_php That's OK Set On to Off:

expose_php = Off

Before that, webThe server header looks like Like this:

[root@centos66 ~]#curl -I http://www.ehowstuff.com/

HTTP/1.1 200 OK

Server: nginx

Content-Type: text/html; charset=UTF-8

Vary:Accept-Encoding

X-Powered-By

HP/5.3.3

X-Pingback: http: //www.ehowstuff.com/xmlrpc.php

Date: Wed, 11 Feb2015 14:10:43 GMT

X-Page-Speed:1.9.32.2-4321

Cache-Control: max-age=0, no-cache

After changing and restarting the Web service, php will not show the version in the web service header Got:

HTTP/1.1 200 OK

Server: nginx

Content-Type: text/html; charset=UTF-8

V ary:Accept-Encoding

X-Powered-By

HP/5.3.3

GMT

X-Page-Speed:1.9.32.2-4321

Cache-Control: max-age=0, no-cache

LCTTAnnotation: In addition to the version of PHP , the Web server will also be leaked by default version number. If you use Apache server, please refer to this article to turn off Apache version display; if you use Nginx server, please turn off http Add within paragraph server_tokens off; configuration. Please remember to restart related services for the above modifications.

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