This page describes Thunderbird's configuration options that affect your email security.

Specify the secure connection type and authentication method for a mail server

Menu location: ToolsEdit > Account Settings > account name > Server Settings

Configure encryption settings for sending messages (for the selected identity)

Menu location: ToolsEdit > Account Settings > account name > Manage Identities > identity > Security

Configure encryption settings for sending messages (for the selected account)

Menu location: ToolsEdit > Account Settings > account name > Security

View or delete passwords for email accounts

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > Passwords

Configure Security Devices

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Advanced > Certificates, ToolsEdit > Account Settings > account name > Manage Identities > identity > Security, ToolsEdit > Account Settings > account name > Security

Configure Security Certificates

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Advanced > Certificates, ToolsEdit > Account Settings > account name > Manage Identities > identity > Security, ToolsEdit > Account Settings > account name > Security

Perform Certificate Validation

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Advanced > Certificates

Specify how to handle server requests for certificates

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Advanced > Certificates

Configure certificate revocation lists

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Advanced > Certificates

Configure Cookies

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > Web Content

Specify which sites are allowed to set cookies

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > Web Content

Set up a master password

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > Passwords

Configure Thunderbird to work with my anti-virus software

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > Anti-Virus

Enable or disable alerts for possible phishing or other scam messages

Menu location: Thunderbird > PreferencesTools > OptionsEdit > Preferences > Security > E-mail Scams

Configure what should happen to messages flagged as junk (for local folders)

Menu location: ToolsEdit > Account Settings > Local Folders > Junk Settings

Exempt messages with SpamAssassin or SpamPal headers from junk mail filtering (for local folders)

Menu location: ToolsEdit > Account Settings > Local Folders > Junk Settings

Exempt sender addresses in address books from junk mail filtering (for local folders)

Menu location: ToolsEdit > Account Settings > Local Folders > Junk Settings

Enable junk mail training (for local folders)

Menu location: ToolsEdit > Account Settings > Local Folders > Junk Settings

Exempt sender addresses in address books from junk mail filtering (for an account)

Menu location: ToolsEdit > Account Settings > account name > Junk Settings

Exempt messages with SpamAssassin or SpamPal headers from junk mail filtering (for an account)

Menu location: ToolsEdit > Account Settings > account name > Junk Settings

Configure what should happen to messages flagged as junk (for an account)

Menu location: ToolsEdit > Account Settings > account name > Junk Settings