Stripe: The easiest method today
An invoice will be sent via email.
You click on the link, you add your information, and that’s it.
*You don’t even need a Stripe account.
-Alipay -Apple Pay -Google Pay -Microsoft Pay
-Amex Express Checkout -Masterpass by Mastercard
-Visa Checkout -WeChat Pay.
Stripe has a reputation for taking security very seriously, and it appears to be well-earned. Stripe is a certified PCI Service Provider Level 1, which means it meets the most stringent security standards in the industry.
They use HTTPS for all services using TLS(SSL), even for their public website and dashboard. Credit card numbers are encrypted, with decryption keys stored on separate machines.