Privacy and Security

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Netlux Adblocker

Block unwanted ads.

Not yet rated
47 users

pass-manager Requires Restart

Replace integrated password managers storage with zx2c4's pass (www.passwordstore.org)

Rated 3 out of 5 stars (1)
47 users

S/MIME Security for Multiple Identities Requires Restart

Adds S/MIME Security configuration to the multiple identities dialog.
Meanwhile this feater has been integrated into Thunderbird 3

Rated 5 out of 5 stars (7)
39 users

Identity Reminder Requires Restart

How many times have you sent out an email and forgotten to set the appropriate email identity? Over and over I send out an email from the wrong address and promise myself I'll never forget again and from now on, I will make sure to set the...

Rated 4 out of 5 stars (17)
38 users

Message Level Authentication Requires Restart

Authenticates mail from Message Level Network users, Mail Reputation provided by Sender Score for each message and Anti-Phishing Data from PhishTank. Registration is FREE but not required...

Rated 2 out of 5 stars (13)
36 users

PennyPost Requires Restart

This extension makes it very easy to generate and attach stamps to outgoing mail. It also automatically detects and verifies stamps on incoming emails. The MBound algorithm requires a 16MB fixed table to work, HashCash is more CPU intense.

Rated 5 out of 5 stars (3)
34 users

MDN Extended Requires Restart

Allows the recipient of a message to send a return receipt (MDN: Message Disposition Notification) on message deletion. This addon is usefull for better experience with Notification Viewer addon.

Rated 5 out of 5 stars (1)
29 users

Don't Send Linked Files Requires Restart

Prevents sending of linked files if they are file: URLs.

Rated 1 out of 5 stars (1)
22 users

Force Authentication at Startup. Requires Restart

Always ask password and hide UI at the startup.

Not yet rated
20 users

Thunderbird Pedophile Reporter Requires Restart

This add-on was created to allow anyone that is contacted by a suspected pedophile or suspected predator. This will gather the header information and send it to our servers to be reviewed by an investigator.

Rated 1 out of 5 stars (3)
19 users

EuropeanMX Spam Reporter Requires Restart

Train your EuropeanMX filter by reporting unrecognized spam or false-positives back to us.

Not yet rated
18 users

Auto Password Registerer Requires Restart

Registers given passwords to Firefox/Thunderbird's password manager automatically.

Not yet rated
15 users

Sensitivity Header + SPX Requires Restart

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
Forked from another add-on developed by ff_bob, added SPX header for Sophos security appliances

Not yet rated
11 users

CRL over LDAP Requires Restart

Allows importing CRL from LDAP directories.

Not yet rated
9 users

Enigma-code Requires Restart

Proste i szybkie szyfrowanie korespondencji e-mail, jak i dowolnego tekstu. Algorytm szyfrowania oparty na sposobie szyfrowania maszyny Enigma.

Not yet rated
8 users

Card Viewer Extended Requires Restart

Adds a button in address book cards to fetch and display the certificate of a contact.

Rated 5 out of 5 stars (1)
7 users

my site 1.0

it allow to browse facebook - youtube and gmail in secured way...

Rated 1 out of 5 stars (1)
7 users

ReloadPAC Requires Restart

Workaround for Bug 351163 (Thunderbird bypasses proxy.pac for first connection).

Not yet rated
7 users

Responsible Blocker

The "Responsible Blocker" arrives to save the Internet, this extension blocks all those annoying ads, but allows only small and acceptable ads, so the websites you like can continue online.

The "Responsible Blocker" arrives to save the Internet!

Not yet rated
7 users

Reply All Control Requires Restart

Allows you to disable the ability to use Reply All when your email address does not appear in the To: or CC: fields. This usually means you've been BCC'd and Reply All might reveal the sender's sinister plot.

Rated 1 out of 5 stars (2)
6 users