How to stop syn attack on linux server

The SYN (TCP connection request) attack is a common denial of service (DoS) technique. A SYN flood is a form of denial-of-service attack in which an attacker sends a succession ofSYN requests to a target’s system When a client attempts to start a TCP connection to a server, the client and server exchange a series […]

Apache Optimization

httpd.conf is configuration file of apache server and all important options are stored there. httpd.conf is located at /usr/local/apache/conf/httpd.conf.vi /usr/local/apache/conf/httpd.confMaxClients (Total number of concurrent connections.)It should be set reasonable value because if set high value then there is chance a complete server hang in case of a DOS attack. It can set value as per […]

Command Line Tools to Monitor The Linux Server

In many situations, we need to perform a Linux command-line operation but we might not know the right utility to run. After being a Linux Administrator for years, I can say how difficult it is to monitor and keep systems up & running. A command is script, programs & libraries that have been created with […]