How to Set Up an IKEv2 VPN Server with StrongSwan on Ubuntu 16.04 Introduction A virtual private network, or VPN, allows you to securely encrypt traffic as it travels through untrusted networks, such as those at the coffee shop, a conference, or an airport. IKEv2, or Internet Key Exchange v2, is a protocol that Read more »
How To Set Up a Firewall Using Iptables on Ubuntu 14.04 Introduction Setting up a good firewall is an essential step to take in securing any modern operating system. Most Linux distributions ship with a few different firewall tools that we can use to configure our firewalls. In this guide, we’ll be covering the Read more »
Configuring iptables on Debian 8.0 ——————————————————————————— The user-space application program iptables allows configuring the tables provided by the Linux kernel firewall, as well as the chains and rules it stores. The kernel module currently used for iptables only applies to IPv4 traffic, to configure firewall rules for IPv6 connections instead use ip6tables, which responds to the same command Read more »
Linux & Unix Date Format Examples Learn about Linux and Unix date & time formating with the help of simple explanation and added example. Date command in Unix & Linux is used to format date as well as time. First portion of this article covers Date function and the second portion has the time function covered. Read more »
Crontab – Quick Reference Setting up cron jobs in Unix, Solaris & Linux cron is a unix, solaris, Linux utility that allows tasks to be automatically run in the background at regular intervals by the cron daemon. cron meaning – There is no definitive explanation but most accepted answers is reportdly from Ken Read more »
How to enable root login on Ubuntu and Debian 1. How to enable root account? Enabling root account is not at all require, however you may enable using ‘sudo -i‘ command to enable root access, you need to supply your password. $ sudo -i 2. How to change root password? You can change root Read more »
How to Protect your CCcam Server with Fail2ban If you server slow down or have high network load or high consummation on ram or cpu. You need to jail unwanted peers. After following modification my server stop to freeze. My system is Ubuntu server 11.10 32bit, cccam 2.1.3 1. Prepare your system (all commands Read more »
Reset a MySQL root password The MySQL root password allows the root user to have full access to the MySQL database. You must have (Linux) root or (Windows) Administrator access to the Cloud Server to reset the MySQL root password. Note: The Cloud Server (Linux) root or (Windows) Administrator account password is not the Read more »
Uninstall Fail2ban On Debian and Ubuntu To uninstall fail2ban just follow this instructions … Uninstall only fail2ban package only then run below command … apt-get remove fail2ban If want to remove the fail2ban package and any other dependent packages which are no longer needed .. apt-get remove –auto-remove fail2ban If want to delete local/config Read more »
How To Protect SSH with Fail2Ban on Ubuntu and Debian Introduction While connecting to your server through SSH can be very secure, the SSH daemon itself is a service that must be exposed to the internet to function properly. This comes with some inherent risk and creates a vector of attack for would-be assailants. Read more »
Recent Comments