Our standard inbound faxing service provides a highly secure environment for businesses that do not receive or store faxes containing sensitive credit-card data.
To receive PCI DSS-compliant faxes, try our ShieldQ service at https://www.shieldq.com
The username should be 3 to 20 characters long (a-z,A-Z,0-9,-,_,. only)
The password should be 7-16 characters long and should include both numeric and alphabetic characters (a-z,A-Z,0-9,!,@,#,$,%).
It’s the 3-digit number printed in the back of your card. For American Express, it’s the 4-digit number on the front.