Copyright Notice  Preface  Payment Systems Security  Merchant and Requirements for Compliance  Plesk Customer & Business Manager PCI Security Practices  Securely implementing Plesk Customer & Business Manager     Sensitive Authentication Data     Protect Stored Cardholder Data     Secure Authentication Features     PA DSS Requirement 4.0     Protect Wireless Transmissions     Systems Connected to the Internet     Secure Remote Software Updates     Secure Remote Access to Payment Application Server and Database Server        Two-Factor Authentication        Secure Remote Access Requirements     Encrypt Sensitive Traffic over Public Networks     Encrypt all Non-console Administrative Access  Appendix A: PCI-DSS Requirement 8