DDOS Prevention Settings in CSF firewall

Posted at December 13, 2016 at 11:30 am by Jithin

Denial of Service (DoS) and Distributed Denial of Service (DDoS) attacks are common threats that every publicly accessible web server faces. PORTFLOOD and SYNFLOOD are the two directives in CSF firewall to prevent DDOS. SYNFLOOD is disabled by default, but if you are expecting an attack you should enable it and set the rules. Follow the instructions below in order to utilize SYNFLOOD properly.   1)  Login to your WHM interface. 2) Select Plugins (Home >> Plugins). &nb   [...]

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RESTRICT_SYSLOG is disabled error in CSF

Posted at November 29, 2016 at 1:51 pm by Jithin

WARNING: RESTRICT_SYSLOG is disabled. See SECURITY WARNING in Firewall Configuration    An easy solution to resolve this is given below: 1) Login to WHM and navigate to Home>>Plugins.   2) Click on the option ‘ConfigServer Security & Firewall’.   3) A new window will open and Click the option ‘Firewall Configuration’ from there.   4) Set RESTRICT_SYSLOG to 3.   5) Save and Restart CSF.   You c   [...]

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Reasons and Fixes for DirectAdmin License Expired Error

Posted at November 29, 2016 at 1:50 pm by Jithin

In this tutorial, we can check different reasons and solutions for DirectAdmin License Expired Error DirectAdmin DirectAdmin is a web-based hosting control panel designed to make administration easier. DirectAdmin is compatible with the constantly evolving web hosting environments. DirectAdmin is often called DA for short. DirectAdmin runs on any system with minimum configurations. DirectAdmin uses port 2222 by default.   License expired error Most of the clients using Direct   [...]

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How to disable LFD excessive resource usage alert?

Posted at November 18, 2016 at 5:45 am by Jithin

In this tutorial, we can check different methods to disable LFD excessive resource usage alert. Login Failure Daemon(LFD) is a daemon process which runs on VPS or Dedicated servers that uses Config Server Firewall(CSF) for server security. LFD scans the server logs and sends notifications every time when the process uses more memory or takes more time than the value assigned in your CSF configuration file. LFD considers recent failed login attempts as 'Brute Force Attacks' and blocks those IP   [...]

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How to Open a Port in CSF Firewall? ( cPanel )

Posted at October 14, 2016 at 3:58 pm by Jithin

What is a port A port is a process-specific or an application-specific software construct serving as a communication endpoint. It is used by the transport layer protocols of the Internet Protocols suite such as UDP and TCP. The term port is also used in the hardware devices. They are the physical setup of the systems to get connected with another hardware media. Here, we are going to see about the logical construct that identifies a specific process or network service. An IP address and a pro   [...]

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