Category: Internet

LFCE: Advanced Linux Networking

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Freeware library to create Excel files

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How To Install and Configure OpenVPN On Your DD-WRT Router How to install OpenVPN on Ubuntu 16.04

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Open Port Check Tool

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An In-Depth Guide to iptables, the Linux Firewall

This is a great guide to iptables: An In-Depth Guide to iptables, the Linux Firewall

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An easy way to generate a self-signed certificate online

You can generate a self-signed certificate online here: This will generate a two files – a certificate and a key. If you are using IIS server you need to convert these to .pfx. For this you can use the

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SSL Test

Use the free SSL Server test from Qualys Inc to see how secure is your web site: SSL Test

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Free SSL certificate from StartSSL

If you own a web site and would like to provide better security to your visitors in terms of encrypted communication between your server and their browser you need to install a SSL Certificate. You can get a certificate from

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Google Music on Android Phone

Google Music is a service that allows you to buy, organize and play music online. Among other things you are allowed to upload up to 20,000 songs from your personal music collection for free. The bad thing is that it

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How To Download YouTube Videos

find the URL of your favorite YouTube video go to and paste the video URL into their download box now click “Download” and it will present a list of links to download video in different formats / quality

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