mcrypt with php 5.3
You need to run this command
1- yum install php-mcrypt if not help then you need to run2
2- yum install php53-mcrypt if not help then this for sure will help 3
3-
rpm -Uvh http://dl.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm yum install php53-mcrypt
if you want to test you need to run this belowsudo vi /etc/php.d/mcrypt.ini or$ php -r "phpinfo();" | grep "mcrypt support" if enabled then you should see mcrypt support => enabled Then restart the servicessudo /etc/init.d/httpd configtest reference http://osc.co.cr/2011/04/mcrypt-php-5-3-on-centos-5/ http://serverfault.com/questions/354871/how-to-install-mcrypt-for-php-5-3-3-on-centos-5-7-64-bit