Privacy and Security

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S/MIME Security for Multiple Identities

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)
54 users

Blend In

Blends OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS used the most in the world. Since 18.0t17.0.2 Windows is blended in by default too.

Rated 4 out of 5 stars (7)
957 users

Channel Guard

Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.

Rated 4 out of 5 stars (2)
50 users

enMailing for Thunderbird

Encrypted email made easy.

Not yet rated
4 users

privateID

This extension displays a warning if you send a message from your private emailID to an address/ mailing list which is not found in your Personal Address Book...

Rated 3 out of 5 stars (6)
81 users

A Better S/MIME GUI

Provides a better S/MIME GUI for Thunderbird.

Rated 3 out of 5 stars (2)
9 users

my site 1.0 No Restart

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

Rated 1 out of 5 stars (1)
12 users

Massey Omura Cryptosystem

Add On Keamanan EMail dengan Massey Omura Cryptosystem

Not yet rated
1 user

Sender Address Columns

Adds optional columns to the Thread Pane to allow sorting email messages by:
* Sender address -- e.g. "someone@example.com"
* Sender address domain -- e.g. "example.com"
* Sender address local part -- e.g. "someone"

Rated 5 out of 5 stars (1)
44 users

Identity Reminder

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)
54 users

eelpout

The anti-phish. An informative phishing detection...

Rated 3 out of 5 stars (2)
8 users

View Your Certificates Email Address No Restart

Adds a column for displaying the certificates Email address to the "Your Certificates" tab of the Certificate Manager

Rated 5 out of 5 stars (4)
507 users

Highlight External Addresses

This extension helps to warn the user when composing a message to a mixed group of people both in and out of the sender's organization. External addresses are highlighted in orange as a reminder.

Rated 4 out of 5 stars (1)
109 users

Netlux Adblocker No Restart

Block unwanted ads.

Not yet rated
55 users

Identity Select

This extension allows you to choose the identity of your new email from a popup menu directly from the Write button. This feature behaves in a similar manner as the Get Mail pulldown menu. In addition, the default behavior of the Write button is...

Rated 4 out of 5 stars (9)
143 users

ThunderBayes

SpamBayes integration for Thunderbird - a better spam filter.

Rated 3 out of 5 stars (15)
590 users

Bitmask Thunderbird Extension

This extension includes:

* A wizard for creating Bitmask email accounts on Thunderbird.
* Cache prevention for Bitmask accounts.

Not yet rated
113 users

CryptoData

Easily and quickly to encrypt / decrypt
For users: private messages via e-mail, blogs, social networks, forums, etc.
For webmasters: websites, images, photos, etc.
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (3)
930 users

Message Level Authentication

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)
54 users

IsAdmin

Shows whether the application is running with admin privileges, using an icon in the status bar; useful if logged in as an administrator and you use privilege limitation tools such as DropMyRights, RunAs or Windows Vista/7's User Account Control.

Rated 5 out of 5 stars (10)
890 users