Privacy and Security

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Logout Requires Restart

This extension adds "Logout" to the folders context menu.
After you "Logout" you will be asked again for passwords for this account (incoming and outgoing).

Rated 5 out of 5 stars (1)
31 users

Mail Merge Requires Restart Featured

Mass Mail and Personal Mail

Rated 5 out of 5 stars (149)
61,404 users

MailHops Requires Restart

MailHops maps the route an email took to get to you. Displaying the senders location, weather, user-agent and authentication used.

Rated 4 out of 5 stars (32)
3,740 users

MailSentry IronPort Spam Reporter Requires Restart

Report spam and ham to IronPort - originally written for our MailSentry hosted IronPort customers, it can be used by anyone who has their email filtered by an IronPort appliance.

Rated 4 out of 5 stars (3)
569 users

Mailsleuth Requires Restart

Mailsleuth is a add-on for Thunderbird that provides you a full email header analysis of any email in your Inbox. This add-on is designed to provide a report on the email headers on any email you choose from your inbox. MAJOR updates for Feb 2013!

Rated 3 out of 5 stars (7)
806 users

Massey Omura Cryptosystem Requires Restart

Add On Keamanan EMail dengan Massey Omura Cryptosystem

Not yet rated
1 user

Master Password+ Requires Restart

Various enhancements for build-in "master password" (MP)
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows

Rated 4 out of 5 stars (138)
24,557 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)
26 users

MEGAbird Requires Restart

Add MEGA support to Thunderbird's Filelink feature.

Rated 5 out of 5 stars (2)
715 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)
30 users

MM3 Proxy Switch Requires Restart

In the Firefox Browser (and other Mozilla programs) you can per default configure only the setting for one internet connection. With this Proxy Switch you can manage different configurations and simply switch over between these.

Rated 4 out of 5 stars (39)
5,252 users

my site 1.0

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

Rated 1 out of 5 stars (1)
5 users

Native AdBlocker

한국 웹의 광고를 효율적으로 차단합니다.

Rated 5 out of 5 stars (7)
538 users

Netlux Adblocker

Block unwanted ads.

Not yet rated
29 users

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

Rated 4 out of 5 stars (17)
5,692 users

Notification Viewer Requires Restart

Identifies and displays the status of pending and received notifications (DSN, MDN) for messages sent with notification requests. To get full experience with this addon, don't forget to use DSN settings and MDN extended addons too.

Rated 4 out of 5 stars (6)
82 users

Pan

Block ads and manage proxy.

Rated 5 out of 5 stars (99)
4,847 users

Paranoia Requires Restart

Check if your emails arrived TLS-encrypted (and which corporations were able to read it nevertheless)

Rated 4 out of 5 stars (8)
1,085 users

pass-manager Requires Restart

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

Rated 3 out of 5 stars (1)
60 users

Password Exporter

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

Rated 4 out of 5 stars (371)
213,090 users