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Say a Firm 'No' To Spam With CAPTCHA

Date Added: July 24, 2009 12:23:09 AM

Author: Leisa

Although the abbreviation CAPTCHA sounds a bit strange, we cannot but use it almost every day. The World Wide Web is the place where users communicate, exchange information, do business in a convenient and cheap way. But at the same time it is a real paradise point for spammers, hackers & on-line fraudsters, with tons of spam and junk mail spreading all over the global net. The computer term CAPTCHA stands for 'Completely Automated Public Turing test to tell Computers and Humans Apart'. It appeared in the year of 2000 as anti-spam software. It is a compulsory test that World Wide Web users are to solve before sending an e-mail. There exist a great number of types of a CAPTCHA test. Yet, on our screens we generally view figures & characters sometimes crossed with a line. Letters are typed in a number of directions. Thus, it takes a user several seconds to grasp what a prompt box contains. Some users will find the CAPTCHA test excessive. Still, it is a necessary preventative measure to ensure any spam or junk mail will not enter your mail box. In fact it is the computer that creates a test & assesses its results. But the computer is unable to solve a test itself. So, if you pass a test successfully, the computer will accept you as human, since bots cannot solve a CAPTCHA. This is the usual way the computer identifies whether users are human or bots. Spam is known to be attacking Spam is known to have been assaulting Internet for years. In general, there are a number of anti-spam modules that filter mail. Nonetheless, Drupal CAPTCHA is considered to be more efficient. Alongside the spam protection, the module secures the protection process as well. The Drupal CAPTCHA adds an obligatory test to all forms used by users or guests. As seen from the above mentioned, the CAPTCHA module is in great need nowadays. Thus, when it comes to selecting a CAPTCHA service provider, assure it will comply with your demands. You can download a free trial version to see if a protection module suits you. Some CAPTCHA modules are well-compatible with a number of programing languages. Ensure that your service provider will guarantee an emergency server in a remote system to maintain a non-stop running of the software, in case a problem occurs.