最近提示说有漏洞,暴露Apache、Nginx和PHP的版本号。现在整理下,方法如下:
首先说apache
在http.conf文件里添加下面两行,默认是没有的
ServerSignature OffServerTokens Prod
ServerSignature出现在Apache所产生的像404页面、目录列表等页面的底部。ServerTokens目录被用来判断Apache会在Server HTTP响应包的头部填充什么信息。如果把ServerTokens设为Prod,那么HTTP响应包头就会被设置成:Server:Apache
Nginx的版本号隐藏有两地方需要修改
1、nginx.conf 文件里的http内部,主要是加上 server_tokens off;
http { # ...省略一些配置 server_tokens off; }
2、修改php-fpm的配置文件,需要查看下包含的文件名,默认是fastcgi.conf 文件。
fastcgi_param SERVER_SOFTWARE nginx/$nginx_version;
修改为
fastcgi_param SERVER_SOFTWARE nginx;
3、重启服务器就可以了
nginx -s reload
最后说下php的版本隐藏
http的版本信息一般是暴露在http头部,一般以类似X-Powered-By: PHP/5.2.11这种形式出现。只需修改php.ini文件的 expose_php = On 为 expose_php = Off;就可以了。
然后重新加载php
phpfpm reload
本文永久更新链接地址: http://www.linuxidc.com/Linux/2016-06/132342.htm

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PHP and Python are both high-level programming languages that are widely used in web development, data processing and automation tasks. 1.PHP is often used to build dynamic websites and content management systems, while Python is often used to build web frameworks and data science. 2.PHP uses echo to output content, Python uses print. 3. Both support object-oriented programming, but the syntax and keywords are different. 4. PHP supports weak type conversion, while Python is more stringent. 5. PHP performance optimization includes using OPcache and asynchronous programming, while Python uses cProfile and asynchronous programming.

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PHP originated in 1994 and was developed by RasmusLerdorf. It was originally used to track website visitors and gradually evolved into a server-side scripting language and was widely used in web development. Python was developed by Guidovan Rossum in the late 1980s and was first released in 1991. It emphasizes code readability and simplicity, and is suitable for scientific computing, data analysis and other fields.

PHP is suitable for web development and rapid prototyping, and Python is suitable for data science and machine learning. 1.PHP is used for dynamic web development, with simple syntax and suitable for rapid development. 2. Python has concise syntax, is suitable for multiple fields, and has a strong library ecosystem.

PHP remains important in the modernization process because it supports a large number of websites and applications and adapts to development needs through frameworks. 1.PHP7 improves performance and introduces new features. 2. Modern frameworks such as Laravel, Symfony and CodeIgniter simplify development and improve code quality. 3. Performance optimization and best practices further improve application efficiency.

PHPhassignificantlyimpactedwebdevelopmentandextendsbeyondit.1)ItpowersmajorplatformslikeWordPressandexcelsindatabaseinteractions.2)PHP'sadaptabilityallowsittoscaleforlargeapplicationsusingframeworkslikeLaravel.3)Beyondweb,PHPisusedincommand-linescrip

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values and handle functions that may return null values.


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