Wednesday, October 6, 2010

Captcha: Advantages and Disadvantages

Captcha is a way to differentiate between an automated computer program and a human. It is a box with distorted text that must be deciphered in order to enter free email services, online polls, and to complete online purchases.

  • Distinguishes between a human and a machine
  • Makes online polls more legitimate
  • Reduces spam and viruses
  • Makes online shopping safer
  • Diminishes abuse of free email account services
  • Sometimes very difficult to read
  • Are not compatible with users with disablilities
  • Time-consuming to decipher
  • Technical difficulties with certain internet browsers
  • May greatly enhance Artificial Intelligence


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  3. Thanks for this useful information. It has really ease my work on the internet trying to gather this pieces of info.

  4. This is a great article for my research. Keep posting. Thank you.


  5. thank you its use full information

  6. This helped me or am i bot about to spam lol

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Please add to the advantages and disadvantages of technology. Also, please share your experience with the technology.