Hosting
- PCI-DSS certification
- ISO 27001, 27017 et 27018 certification
- SOC 1 SOC 2 SOC 3 testimonials
- Cloud Security Alliance
More information here
You can find information about Amazon Web Services AWS’ GDPR policy here
Payment gateways
- PCI certified auditor
- PCI certified provider level
- SOC 1 type 1 & 2, SOC2 type 2
- EU-U.S. and Swiss-U.S. Privacy Shield Framework
You can find information about Stripe’ s GDPR policies here