Privacy and Security
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DKIM Verifier
Verifies the DKIM-Signature of an e-mail.
25,493 users
Most Popular See all »
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70,216 users
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48,520 users
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This is enterprise edition with less updates. Another edition for regular users:
https://addons.thunderbird.net/thunderbird/addon/flex-confirm-mail/23,180 users -
19,758 users
Top Rated See all »
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160 users
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* Full sender address -- e.g. "someone@example.com"
* Sender's domain -- e.g. "example.com"
* Sender's local part -- e.g. "someone"
* Sender's TLD -- e.g. ".com"5 users -
70,216 users
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This plugin will change the URL back to the original value.723 users -
230 users
Recently Added See all »
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You should enter your username, password, and TOTP secret in the options page before using this extension.0 users -
2 users
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This add-on is meant for internal testing of your Thunderbird Pro Add-on714 users -
1 user
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4 users
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Mailbox Full Alert (MFA) is a Thunderbird addon that monitors mailbox usage and warns you when the configured quota is exceeded.38 users
See all 196 extensions in Privacy and Security »
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