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Leaving your wi-fi network open

Leaving your wi-fi network open

Bruce Schneier (a leading US computer security expert) and Electronic Frontier Foundation (EFY) advise leaving your wi-fi network open: meaning, not use encryption protocols such as WEP or WPA2. This allows neighbours and passers-by to use it while in urgent need, and increases societal cooperation. EFY states: “If you sometimes find yourself needing an open [...]

Internet censorship and loss of privacy

Internet censorship and loss of privacy

An excellent essay by Bruce Schneider on government organized initiatives worldwide to reduce internet privacy and for censorship. There is also evidence that criminals can (mis)use such infrastructure for their own purpose. Please click here to read.             Every year brings more Internet censorship and control — not just in countries like China and Iran, [...]

The world of computers: vision 2020

The world of computers: vision 2020

What would the shape of computing be 12-15 years from now? Here is where I think we will be: My wrist watch will have my computer. When I reach office, I will place myself in front of a ‘dumb’ terminal – a monitor, a keyboard and a mouse. Embedded into the keyboard will be a [...]

Safe Browsing Guide - II

Safe Browsing Guide – II

Continued from Safe Browsing Guide – I You might get some ‘warnings’ while opening secure pages, like below: The first one means that the certificate could have been signed by anyone, including by someone you do not trust. If all I need is encryption: for example if I am sending email, and not sending any [...]

Safe Browsing Guide – I

Safe Browsing Guide – I

When you browse over the Internet, or Chat, or send/receive email – you are not doing that in private. It is important to understand exactly what is private, and what steps you need to follow to maintain the privacy. When accessing any website such as Yahoo.com, you get connected to the web site’s server which [...]

reCAPTCHA project

There are a lot of sites including Google that use a CAPTCHA to distinguish a human visitor from an automatic web robot (called bot). An image is shown containing some letters and the visitor is required to recognise the letters. This is something that’s difficult for computers to do, but easy for humans. reCAPTCHA is [...]