CAPTCHA: Telling Humans and Computers Apart Automatically

A CAPTCHA is a program that protects websites against bots by generating and grading tests that humans can pass, but current computer programs cannot. Humans can read distorted text, but current computer programs cannot. Please visit www.captcha.net for further information.

Was this answer helpful?

 Print this Article

Also Read

How to Use PHP 5.3 on Linux Hosting

The release of PHP 5.3.x is a major improvement in the 5.x series which includes a large number...

How do I limit what the search engines can index ?

Various search engines such as Google have what are called 'spiders' or 'robots' continually...

How do I perform a trace route?

Traceroute (tracert) works by sending a packet to an open UDP port on a destination machine. For...

What is phpSuExec?

phpSuExec (pronounced sue-eksek) is a more secure environment for PHP. All of our shared servers...

What is the path to public html in php?

The path to public html is: home/$cpusername/public_html/