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By 05 20th, 2012

Privacy is a great concern in data communications. Faxed business letters can be intercepted at will through tapped phone lines or intercepted microwave transmissions without the knowledge of the sender or receiver. To increase the security of this and other data communications, including digitized telephone conversations, the binary codes representing ...

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By 05 20th, 2012

If a typical message were statistically analyzed, it would be found that certain characters are used much more frequently than others. By analyzing a message before it is transmitted, short binary codes may be assigned to frequently used characters and longer codes to rarely used characters. In doing so, it ...

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By 05 19th, 2012

Characters sent through a serial interface generally follow the ASCII (American Standard Code for Information Interchange) character standard: This standard relates binary codes to printable characters and control codes. Fully 25 percent of the ASCII character set represents nonprintable control codes, such as carriage return (CR) and line feed (LF). ...

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By 05 19th, 2012

Cookies 1. Cookies can store only “string” datatype 2. They are stored at Client side. 3. Cookie is non-secure since stored in text format at client side. 4. Cookies may or may not be individual for every client. 5. Due to cookies network traffic will increase.Size of cookie is limited ...

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By 05 18th, 2012

If I don’t explain the logic(Algorithm) behind the working of the virus, this post will be incomplete.So I’ll explain the logic in a simplified manner. Here I’ll not explain the technical details of the program.If you have further doubts please pass comments. LOGIC: 1. First the virus will find the ...

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By 05 18th, 2012

With the invent of Television, the popularity of the Radio was reduced. But with FM radio , people are again getting addicted to Radios. Furthermore if you have a computer and internet connection then you can hear Radio through your computer. There are many internet radio stations which broadcasts news, ...

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By 05 17th, 2012

If you are an Internet user, then you may have already used Google search engine. Google is not a mere search engine any more. Google provides many services free of charge to its users. In addition to being a search engine it provides many solutions and answers to many questions. ...

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By 05 17th, 2012

We have seen in James Bond movies that doors can be opened by giving voice copmmands. In some hollywood movies, you would have seen thumb impressions are used to open doors. All these are nothing but Biometrics. Think of these scenarios. You go to a bank to withdraw money. You ...

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