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What is Web 2.0?

The internet as we know it has been around for over 10 years. It has been used for searching, browsing and reading information. Now we are in the Web 2.0 era, where the internet is more about interactivity. The concept began with a brainstorming session between O’Reilly and MediaLive International in 2004. Web 2.0 is a set of technologies that …

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What is vishing?

Vishing, coined from the words voice and phishing, is a criminal practice of using voice over phone to gain access to details about PIN, date of birth and expiry date of credit card holders and using it for fraudulent activities. The criminal configures the system to pretend that the questions asked are for either verification or statistical purposes and records …

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What is viral mail?

A viral email is an online chain letter, which is sent from person to person, almost like ancient talking drums. The term ‘viral’ comes from virus, meaning pass-along. Viral mails are generally humorous in nature. These mails are also used for commercial purposes — called viral marketing or advertising, these are used to spread awareness about products, services or concepts. …

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What is the privacy paradox?

Although people are particular about safeguarding their privacy, many have no qualms in divulging critical information about themselves on public forums like social networking sites. Researchers have dubbed this the privacy paradox. It refers to how people’s opinions about protecting their private information tend to be contradictory.

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What is the origin of Orkut?

‘Orkut’ is believed to be of Turkish origin and is a common name among men. The person who created the famous online community site www.orkut.com was a Google employee, Orkut Buyukkokten. He reportedly lost his girlfriend in a train accident but believed that she was not dead and that he could find her. Orkut hired developers from across the globe …

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What is the CAPTCHA Project?

CAPTCHA refers to a category of information technologies used to ensure that a human rather than a computer is making an online transaction. It is an acronym for Completely Automated Turing Test to Tell Computers and Humans Apart and patented by Carnegie Mellon University. It is a challenge response test used in computing to determine whether the user is a …

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What is telepresence?

Telepresence is the next-gen videoconferencing technology, which provides superior images. The demand for telepresence solutions has grown, with companies seeing it as an alternative to send executives for meetings. It also reduces a company’s carbon footprint by cutting down frequent flying. Setting up a telepresence suite can be very expensive, though.

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