Privacy and security Learn how to protect your privacy and secure your data. All All articles and threads In English Avoid and report Mozilla tech support scams Microsoft OAuth Authentication and Thunderbird in 2024 Remote Content in Messages Password Manager - Remember, delete and change passwords in Thunderbird Introduction to End-to-end encryption in Thunderbird OpenPGP in Thunderbird - HOWTO and FAQ Automatic Conversion of Google mail accounts to OAuth 2.0 Authentication Protect your Thunderbird passwords with a Primary Password Digitally Signing and Encrypting Messages Instructions for obtaining a personal S/MIME certificate by creating a CSR Master password requested but not set Redirect 1 Certificates Why does Thunderbird warn me that my server don't use encryption? How Thunderbird’s scam detection works? How can I digitally sign and encrypt emails? Primary Password is replacing Master Password in Thunderbird OpenPGP Recipient Alias Configuration Unsafe properties of OpenPGP keys might be ignored