01 / UNDERSTAND
What is Proton Mail?
An email service whose product emphasizes privacy and encryption.
Keep provider classification separate from account behavior. A product can protect free credits without treating privacy-conscious customers as suspicious.
02 / DECIDE
How should you handle Proton Mail signups?
Use the same ownership verification and usage rules you apply to other personal email providers.
Explore your signup policy ↗03 / KEEP IN MIND
What you cannot infer
Provider choice does not establish the intent of the person signing up or prove that a mailbox exists.