firewall – POFTUT

Tagged: firewall

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What Is A Firewall and How Its Work?

Today Firewall is depicted as the main component of the security and networks. Firewalls provide a lot of different operations and features. In the old days, the firewall was simply used to block or allow some ports and management of the NAT. In these days there are a lot of different threats where the firewall is used to detect and stop these threats. Firewall Features Today modern firewall’s provides a...

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How To Save and Restore Iptables Rules Permanently In Ubuntu, CentOS, Fedora, Debian, Kali, Mint?

Iptables is standard and popular firewall provides by Linux distributions like Ubuntu, CentOS, Fedora, Debian etc. Iptables rules are managed in run time where a lot of rules are added, changed and remove. These changes are temporary changes where only running configuration is changed but do not saved temporarily. In this tutorial we will look how to save iptables rules permanently in Linux. Save Ipv4 Rules in Debian, Ubuntu, Mint, Kali...

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How To Start, Stop and Enable, Disable Iptables or Ufw In Ubuntu, Debian, Kali, Mint

Ubuntu is popular Linux distribution used in different enterprise or personal IT environment. Security is important part of the today IT. We can use firewall services like iptables in order to tighten security of our Ubuntu system. In this tutorial we will look how to install, remove, enable, disable, start and stop Ubuntu iptables. This tutorial can be used for Kali, Debian, Mint distributions too. Ufw or Ubuntu Firewall Ubuntu rebranded...

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How To Enable Powershell Remoting PSRemoting or WinRM?

Linux operating systems provide GUI or command line access from its first days. But Windows operating systems are generally managed with only GUI which is generally Remote Desktop. The changes in IT made mass management or orchestration a must for system administrators. Windows have created Powershell for detailed and efficient command line shell and tools. In order to use Powershell remotely we need to enable PSRemoting in target systems. Without...

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How To Manage Windows Firewall From Command Line With Netsh Command?

Windows firewall is a useful mechanism which is used to control network traffic and ports. There are different ways to manage Windows firewall like GUI, Powershell and MS-DOS. Today we will look in detail how to manage windows firewall from command line with a popular tool named netsh . Netsh is a built-in tool which exists all Windows versions like Windows Server 2008, Windows Server 2012, windows Server 2016, Windows 7,...

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How To Secure Linux, Unix, Windows Servers and IT Systems?

Servers provide to different type of infrastructures to implement different solutions about IT. Security is an other issue that must be solved in IT area. In recent years security became a need. In this tutorial we will look how to secure our servers. Patching Operating systems uses a lot of internal and external tools and services. Especially external ones interfaces the operating system with the remote clients and attackers over...

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Introduction To Pfsense Router and Its Features

Checkpoint, Palo Alto, Cisco ACS and others, all of them are enterprise, popular and good firewalls. But all of them requires some price to pay. Are there any free alternative to these enterprise firewalls? Yes there are a lot but most of them is not a competitor for them. Pfsense is the most advanced, powerful, popular alternative to these firewalls. Pfsense is not too much advanced like them but provides...

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How To Enable BitTorrent Ports In Linux Firewall?

BitTorrent is distributed file sharing protocol. There are a lot of different type of applications using BitTorrent protocol. There is a lot of advantages using BitTorrent from different points. It saves and balance global download traffic. Accelerates client side download speed. But some times there are port related problems that blocks or slow down the BitTorrent client. BitTorrent uses TCP ports 6881 to 6999. In this situation we will define some...

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How To Use Owasp Vbscan?

VBscan is a security tool used to scan and find vulnerabilities in vBulletin forums. As we know these type of software have a lot of vulnerabilities to exploit and attackers use these very good. Credits goes to Mohammed Reza Espargham Install Installing Vbscan is just getting perl code from github.

Start Scan with Vbscan Starting is easy as just one command and there is no much alternative options. For...

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