Unfortunately, ProtonMail doesn’t encrypt your metadata, headers or subject lines. ProtonMail also has a zero-knowledge policy, meaning that no one, not even ProtonMail employees, can snoop on your messages. It uses PGP encryption to encrypt your emails before they leave your device and at rest. ProtonMail is one of the most popular secure email providers. Some will only encrypt the content of your emails, so be sure to check whether it hides your IP address, whether it asks for your personal information when signing up, and whether it offers extra security features like burner emails. You care about privacy and security, and don’t want your emails to be personally identifiable in case of a breach.Ī lot of email providers offer secure email services but not all of them shield your identity.You don’t want tech giants like Google to read your email and track your online behavior.You might live in a country with an oppressive regime where your emails and everything you do online is monitored.You might need to blow the whistle on an unethical company or a government.You could be an activist fighting for freedom of speech or other human rights.You might be a journalist writing about sensitive topics like riots or civil war.There are lots of reasons why you might want to send and receive anonymous emails:

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