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Wordfence: Security Plugin for WordPress

Wordfence: Security Plugin for WordPress | Here is a review of Wordfence, a WordPress security : Wordfence: Security Plugin for WordPress If you find this topic interesting, you may also be interested in Expert Pen Testing or CISSP training. Cool!

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How to Manually Edit ufw Rules on Ubuntu Linux

How to Manually Edit ufw Rules on Ubuntu Linux | ufw is the great command line app for managing iptables in Ubuntu. While any changes should use the ufw command, it is possible to rather manually edit user created ufw rules in cases where that might be desirable. The file location is: /lib/ufw/user.rules For ipv6 rules, the file is: /lib/ufw/user6.rules As with iptables, rules are

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nmap UDP Port Scan Example

Published on June 13, 2012, by + in linux, sysadmin.

nmap UDP Port Scan Example | By default nmap performs a TCP scan only. I’ll show you how to scan for UDP ports with nmap! The syntax is $ sudo nmap -sU -p port target Example: $ sudo nmap -sU -p 3478 192.168.1.25 Starting Nmap 6.00 ( http://nmap.org ) at 2012-06-13 20:43 EDT Nmap scan report for example.com (192.168.1.25) Host is

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Firewall Security Testing

Published on May 24, 2012, by + in sysadmin.

Firewall Security Testing | Check out this article on Firewall Security Testing: If this topic is relevant to your interests, you may want to check out related training options: Assessing & Securing the Perimeter “Mastery of multiple security techniques are required to defend your network from remote attacks. InfoSec Institute’s Assessing and Securing the Perimeter takes you there.” Complete

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Install nmap 6 on Debian or Ubuntu Linux

Published on May 22, 2012, by + in linux, sysadmin.

Install nmap 6 on Debian or Ubuntu Linux | nmap 6 is out! It will be a couple of centuries before this is available in Debian, so I’ll show you how to easily create a .deb package right now. The following steps will provide a .deb package which is easy to cleanly uninstall at anytime as needed. Updated 19 June 2012! 1. First install

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OS X Firewall Not Stealth

Published on April 19, 2012, by + in osx.

OS X Firewall Not Stealth | By default, the OS X Lion firewall enabled and stealth actually has a few ports open, despite the System Preferences displaying no services running and no ports open. A nessus scan will reveal the following UDP ports open and broadcasting information: 5353 / UDP 123 / UDP 127 / UDP Note: Ignore port 4242 TCP

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Remote Access Without Opening Ports

Remote Access Without Opening Ports | Q. How can I access my computer or family’s computer remotely without having to open up ports in the firewall? A. Using a [free] third party app is the solution Here are a few free* solutions to connect remotely and keep your home ip ‘stealth’. (*Free for non-commercial use.) These work with Mac OS X,

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ufw Allow From Specific IP on Specific Port

Published on October 10, 2011, by + in sysadmin.

ufw Allow From Specific IP on Specific Port | ufw is the friendly command line firewall utility in Debian and Ubuntu. I’ll show you how to create a specific rule syntax for allowing traffic in from a specific ip on a specific port. Say for example you want to allow traffic from 192.168.1.215 on udp port 88. Here is the command: $ sudo ufw

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Quick nmap How-To

Published on October 1, 2011, by + in sysadmin.

Quick nmap How-To | nmap or network mapper is an open source command line program for security auditing. Here is a basic intro! As always, only scan your own hosts or hosts that you have permission to scan! To do a simple check of open ports or port filtering, issue: $ sudo nmap host stmiller@brahms:~$ sudo nmap scottlinux.com Starting

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pfSense – Free Open Source Firewall

pfSense – Free Open Source Firewall | pfSense is an excellent customization of FreeBSD for use either as a firewall or a router. FreeBSD is known for powering many commercial and large enterprise firewall appliances. pfSense gives you that same extensive feature set in a version you can install yourself on your own hardware or purchase pre-installed by many vendors. pfSense is

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