Privacy and Security
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DKIM Verifier
Verifies the DKIM-Signature of an e-mail.
25,596 users
Most Popular See all »
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75,543 users
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50,631 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/26,740 users -
22,188 users
Top Rated See all »
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189 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 -
75,543 users
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This plugin will change the URL back to the original value.756 users -
267 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/144 users -
18 users
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42 users
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This add-on is built and maintained by your friends at Thunderbird.
Stay tuned to updates on thunderbird.net42 users -
27 users
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16 users
See all 186 extensions in Privacy and Security »
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