Internet

https your Social Network Use

Further to my blog post on FireSheep, I figured I'd share these links. FireSheep is a firefox plugin designed to allow anyone on the same wireless access point as you to evesdrop on your connection, seeing what you see (when browsing the web) and to impersonate you to social networking sites you're logged on to. It turns out that it's really simple to protect yourself:

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The Internet Was Designed To Survive a Nuclear Strike

With so much business being conducted over the internet a significant outage could cause issues. For example supermarkets rely on timely and frequent deliveries, if their in store systems are unable to tell their distribution systems what stock they need shelves would rapidly empty. This is why it is wise to keep in mind how reliable the internet is and whether sufficient backup procedures are in place.

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The Use and Abuse of Multi-Factor Authentication in Consumer Facing Systems

A Primer

Authentication is the process of proving to a computer (or other system) that you are who you claim to be. There are several methods of doing this, of which the most common is a password.

The Factors [Reference 1.1.]

A password is in fact just one method of authenticating yourself. There are several methods available, each with their own strengths and weaknesses. These can be combined into a single login process in order to increase security. The commonly accepted factors are:

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Make SSH Hang Higher

Several of the scripts used by the script kiddie varity of crackers assume a large amount about the system(s) they're attacking. Some simple changes to the configuration of SSH make sure that other machines are an easier target, thus making their fruit hang lower than yours. All that needs done is to change the port you use for SSH, so follow these steps to make SSH listen on another port, simply replace <PORT> with whatever number you want to use, for extra piece of mind keep it above 1024. It looks like there's a lot of steps but it can be done in under 2 minutes.

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