Alstrasoft ePay Customisation + Security

Seeking PHP coder who has past working experience with Alstrasoft ePay and security for following. Security part is optional for those who has the capability and skill. Ref : [login to view URL] 1. Script debugging 2. Modification of Security PIN function 3. Integration with 3rd party voice message system 4. Function customisation Optional Security - Script review, Field Encryption, SSL implementation & Script Encoding Bidder to present relevant experience and work related to the requirement to be shortlisted to receive full spec.