OpenSSL is an open source project that provides a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. If you would like to install the development package, which is libssl-dev.

This post gives you instructions to download and install the latest release of SaltStack 2016.11(Latest) version on REDHAT / CentOS 6.

This post gives you instructions to download and install the latest release of SaltStack 2016.11(Latest) version on REDHAT / CentOS 7.

This post very useful information about changing the timezone in Ubuntu, CentOS, Fedora, RHEL system. We have already discussed about manage timezones.

NTP stands for Network Transfer Protocol, this protocol developed to synchronize the clocks of system over the network. The NTP set that the true time to operate and internet standard protocol.

If you may get an error conn rec has no member named remote ip while installing security module on Apache web server,

Apache server provide security action is mod_evasive security tool. the mod_evasive evasive maneuvers module for Apache server to provide evasive action in the event of an HTTP DoS or DDoS attack or brute force attack.