Privacy and Security

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ThunderSec

ThunderSec is a security extension that provides several pieces of additional security functionality, including DNS-based Blackhole List (DNSBL), Realtime Blackhole Lists (RBL), DomainKeys Identified Mail (DKIM) and Sender Policy Framework (SPF).

Rated 5 out of 5 stars (4)
464 users

clamdrib LIN

"clamdrib LIN" ist wie der Name schon sagt die Weiterentwicklung des Add-on clamdrib, allerdings nur noch für Linux. Sämtliche E-Mails, Feeds und News werden auf Viren und anderes Ungeziefer geprüft und gemeldet. Gelöscht wird hierbei jedoch nichts!

Rated 1 out of 5 stars (1)
457 users

Native AdBlocker No Restart

한국 웹의 광고를 효율적으로 차단합니다.

Rated 5 out of 5 stars (6)
443 users

Disable About Something

Provides ability to disable "about:*" pages by the configuration.

Rated 5 out of 5 stars (1)
439 users

Security Settings from Address Book

Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".

Rated 5 out of 5 stars (2)
437 users

ThunderBayes

SpamBayes integration for Thunderbird - a better spam filter.

Rated 3 out of 5 stars (16)
436 users

PrivaConf No Restart

Automatically apply settings recommended by security and privacy experts.

Rated 3 out of 5 stars (1)
422 users

External Email Alert

Alerts user to confirm that it is ok to send an external email.

Rated 3 out of 5 stars (6)
385 users

MEGAbird

Add MEGA support to Thunderbird's Filelink feature.

Rated 5 out of 5 stars (1)
384 users

Spamato4Thunderbird

A multi-faceted, collaborative approach against spam.

Rated 2 out of 5 stars (31)
364 users

Element Hiding Helper for Pan No Restart

Help you create element hiding rules for Pan to fight the text ads.

Rated 5 out of 5 stars (4)
357 users

CookieFast

A small ergonomic 1-click cookie manager.

Rated 4 out of 5 stars (10)
355 users

CallingID Link Advisor

CallingID Link Advisor verifies the links you see in Firefox and Thunderbird are safe before you follow them. When the mouse is placed over any link a risk assessment and the full details of the site owner are displayed, helping you evaluate the...

Rated 2 out of 5 stars (10)
313 users

Extensor No Restart

Quick access to add-on functionality: activate / deactivate, options, details, home / review / donation pages, uninstall, restart.

Rated 5 out of 5 stars (2)
295 users

Bitmask Thunderbird Extension

This extension includes:

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

Not yet rated
240 users

SecondOpinion

This extension implements a convenient way to check and upload attachments against VirusTotal.com

Rated 5 out of 5 stars (1)
205 users

XML Digital Signature Tool

XML Digital Signature Tool is a Firefox add-on for processing Digital Signature in XML documents
(Please read the installation instruction in the "Developer Comments" section before downloading)

Rated 4 out of 5 stars (3)
200 users

Purge Events

Purge events from Sunbird and Lightning calendars

Rated 2 out of 5 stars (6)
160 users

Bork Bork Bork!

The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...

"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."

Rated 4 out of 5 stars (30)
151 users

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 (3)
142 users