Privacy and Security
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DKIM Verifier
Verifies the DKIM-Signature of an e-mail.
23,088 users
Most Popular See all »
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61,895 users
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43,477 users
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The add-on will also alert you if you open a fraudulent e-mail (phishing).15,128 users -
14,958 users
Top Rated See all »
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177 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"6 users -
61,895 users
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This plugin will change the URL back to the original value.705 users -
199 users
Recently Added See all »
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This edition will have incompatible changes. Another edition for enterprise users with less changes:
https://addons.thunderbird.net/thunderbird/addon/flex-confirm-mail-stable/4 users -
1 user
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31 users
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This add-on is built and maintained by your friends at Thunderbird.
Stay tuned to updates on thunderbird.net33 users -
27 users
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19 users
See all 187 extensions in Privacy and Security »
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