=====Perl Authen::Captcha======

  * LWP::UserAgent::WithCache ([[http://search.cpan.org/~unrtst/Authen-Captcha-1.023/|Authen-Captcha]])

**Установка FreeBSD.** \\
   # cd /usr/ports/security/p5-Authen-Captcha/ && make  && make install


**Установка Ubuntu, Debian**
  # apt-get install  libauthen-captcha-perl

**Установка с CPAN**
  # perl -MCPAN -e shell 
  install Authen::Captcha