Tuesday 10 February 2009

Data security and privacy

Internet has made our lives easy. Most of our professional and personal work depends upon network and computers. But how can we be sure that various service providers have provided enough security to our data? Our personal details are store into Banks, councils, credit card providers, utility companies, etc systems and previous data thefts incidents in many of these industry suggest that our data is not secure with them. Even governments in various countries have failed to protect public information going in malicious users’ hands.

Most of new electronics devices come with embedded software; even our Digital TV viewer or refrigerators are now coming with various software inside to make our life easy. These devices store lots of our personal details. Now, how can we be sure that information stored inside these devices are secure and even companies those who have made these appliances can not access it without our permission? People buy their mobile phones from Internet and local phone shops. How can they be sure that those phone are not cracked with malicious software? It only takes a few minutes to load malicious code inside any mobile phone and cracker can use all or any particular information without user noticing anything suspicious.

It is now possible to track a person using his mobile phone. This can be done either by network location algorithm or using GPS, which now comes with new phones anyway. With the help of new software services like Google Latitude and Loopt, people can see where their friends are at any particular time. This may be a nice feature for parents to keep track of their children, this may be a nightmare for others and raises a serious questions about privacy.

Quantum computing is on the horizon, which can crack most of security algorithms almost instantly, and lack of trust for most of current cryptography algorithms that are being used in internet, it is worrying to know that our personal information is not safe and our privacy is not guaranteed anymore. Recent demonstration of basic flow in Internet itself shows that even researchers and scientists don’t trust technology for any sensitive data transfer and unless we will not able to solve these basic issues, current situation may go worst.


To probe further:

http://www.loopt.com/

http://www.google.com/latitude/intro.html

http://www.spectrum.ieee.org/oct08/6818/

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