JDK

vim /etc/profile

export JAVA_HOME=/usr/local/services/jdk

export PATH=$PATH:$JAVA_HOME/bin

export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

source /etc/profile


nginx

server_tokens off;


apache

Servertokens off  隐藏版本信息

ServerSignature off 隐藏系统信息


tomcat

vim bin/catalina.sh

JAVA_OPTS="$JAVA_OPTS -Xms1024m -Xmx1024m -Xss256m -XX:PermSize=512m -XX:MaxPermSize=512m"


vim tomcat/lib/catalina.jar/org/apache/catalina/util/ServerInfo.properties

server.info=Apache Tomcat X

server.number=X


tengine

server_tag off;

server_info off;

server_tokens off


php

vim php.ini

expose_php = Off