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.

Advantages:
  • 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
Disadvantages:
  • 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

5 comments:

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

    ReplyDelete
  2. thank you its use full information

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

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