UniBul Merchant Services

Please use the following links to find answers to many of your questions. Links are continuously updated and expanded.

Card Association Alerts

• Visa Data Security Alert (Top 5 Data Security Vulnerabilities) - August 29, 2006
• Visa Data Security Alert (Default Settings/Passwords) - July 31, 2006
• Visa Data Security Alert (Improper POS System Installation) - June 27, 2006
• Visa Data Security Alert (SQL Injection Attacks) - May 22, 2006
• Visa CISP Wireless Security Update - March 9, 2006
• Visa Data Security Alert (New Social Engineering Schemes Detected) - December 18, 2006
• Visa Data Security Alert (Top 3 POS System Vulnerabilities) - November 21, 2006

Merchant Rules Manuals

• UniBul Merchant Services’ Payment Card Acceptance Best Practices Guide
• MasterCard’s Merchant Rules Manual
• Rules for VISA Merchants

Information Security

• Merchant Requirements for Securing Cardholder Information
• Account Data Compromise Recovery Process
• MasterCard SecureCode
• Cardholder Information Security Program