The PCI Security Standards Council will not conduct forensics investigations either directly or through a third party in the event of an account compromise.
Article Number 1094
How do I contact the payment card brands?
Are compliance certificates recognized for PCI DSS validation?
Can an entity be PCI DSS compliant if they have performed quarterly scans, but do not have four “passing” scans?
If a merchant or service provider has internal corporate credit cards used by employees for company purchases like travel or office supplies, are these corporate cards considered ‘in scope’ for PCI DSS?
Do shared hosting providers need to comply with PCI DSS?