Installing mhash on RHEL 4 and PHP 4.3.9

Recently I had a customer that was receiving errors from an Authorize.Net web submit form in their shopping cart. The error simply stated: “The gateway no longer supports the requested method of integration.” While doing some digging I found that they were using a very old web submit method that Authorize.Net no longer supported. There… Continue reading Installing mhash on RHEL 4 and PHP 4.3.9