Author Archives: David Gitonga

Thoughts on Tiered Security

By David Gitonga | Published: October 31, 2011

Computer security is not rocket science and all it needs is just a little time to understand. Unfortunately, many people or computer users rarely have the time or the interest to learn what it takes to run a really secure system. The truth of the matter, however, is that a single program is not a [...]

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Proxy Deanonymization – What Does It Mean

By David Gitonga | Published: October 29, 2011

If you have ever used a web proxy and thought that you are completely safe, then think again. Some common web proxies that claim to provide anonymity are far from offering anonymous surfing. A website called “IP check” can be used to check how secure you are even when connected via a web proxy server. [...]

Posted in Hide IP Solutions, Privacy Issues, Proxy Sites | Tagged , | Leave a comment

Securing an Internet Name Server

By David Gitonga | Published: October 23, 2011

Whenever you type in the Internet address of a website or an online resource, network servers called name servers translate these Web addresses into network addresses that are suitable for computers. Like everything else on the Web however, these servers are not immune to attacks. In fact they can sometimes be a target for special [...]

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What To Do When Your Email Account Is Hacked

By David Gitonga | Published: October 17, 2011

As long as computers and hence the Internet exists, the risk of your email being hacked will always be there. Even when all the precautions have been taken, hackers are still capable of getting through. So what should you do when you realize hackers have access to your email address? Here is my two cents [...]

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Google Search over SSL

By David Gitonga | Published: October 14, 2011

If you are wondering what Google Search over SSL is all about, then you better try it out first before reading this post. Simply click on this link to get an idea of this new approach to search from Google. At first sight, it just looks like the normal Google Search page. But if you [...]

Posted in Misc, News | 1 Comment

The Chrome Incognito Mode

By David Gitonga | Published: October 12, 2011

You’ve probably wondered how you can anonymously surf the web without leaving any traces of sites you visited and what you did. Unless you delete your history, cookies and other information that is automatically stored on your computer after closing the browser, you pretty much are vulnerable to anyone who wants to track you down. [...]

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Techniques Hackers Use to Infiltrate Systems

By David Gitonga | Published: September 29, 2011

Recent media attention has once again reminded us that hackers are still around despite the high security systems that are in existence. While recent hackers have gone all the way and infiltrated some of the most complex and sensitive websites and data centers, most hackers are just curious programmers who want to explore the world [...]

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Differences Between IPv4 and IPv6

By David Gitonga | Published: September 26, 2011

When the IPv4 protocol of assigning host addresses was introduced, nobody would have imagined that there would be 4 billion devices connected across a large- scale network. That was back in the 70s and before the age of the Internet. In time, it became clear that more addresses would be needed and in 1999 the [...]

Posted in Misc | 2 Comments

How to Connect Mobile Devices to a Network

By David Gitonga | Published: September 24, 2011

A number of connection possibilities exist that allow a mobile device, your iPhone, iPad or portable game console, to connect to a network and get a public IP address or a private IP address from a local network. One of the easiest ways is to use the traditional Ethernet cable or the wireless LAN. When [...]

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How to Prevent IP Spoofing

By David Gitonga | Published: September 21, 2011

Different kinds of spoofing have been around since the 1990s. Mainstream IP spoofing has been used to forge IP packet and data sources and on websites to steal credit card or other private information. IP spoofing is especially critical since it allows unauthorized users to access the root of the targeted system effectively bypassing one-time [...]

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