Privacy and Security
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Extensor
Quick access to add-on functions from a toolbar panel: Options, (De)Activate, Details, Home page, Review page, Donation page, Uninstall, Restart application.
Automatic Export
Requires Restart
exports by an intervall or after pressing the button selected calendars in a defined folder in two modes - normal and backup...
On my homepage is the current version.
Here on this site it takes a long time after i publish a new version.
WarnAttachment
WarnAttachment shows an additional dialog to confirm potentially dangerous attachments. Some attachments like executables etc. are completely blocked. This reduces the risk of malware especially for inexperienced users.
IsAdmin
Requires Restart
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 User Account Control.
Keychain Services Integration
Requires Restart
Store usernames and passwords in your Mac OS X Keychain.
Close Proxy Authentication
Requires Restart
Provides transparent proxy authentication on your enterprise network.
Close authentication dialog if login on proxy failed.
Certificate Patrol
Requires Restart
Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.
Sensitivity Header
Requires Restart
Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.
No longer maintained: See below.
Correct Identity
Ever sent mail from the wrong email address because you forgot to select the correct identity?
Confirm-Address2
Requires Restart
Confirm E-mail addresses before sending mail.
This is forked from https://github.com/Meatian/confirm-address and works with Thunderbird 68.
vault56 protection
vault56 protection protects against potentially malicious attached files and links. Links are rewritten to pass through vault56 URL protection servers and checked for trackers and malicious activity.
Trueblock Plus
Requires Restart
Trueblock Plus is a fork of the Adblock Plus extension for blocking unwanted advertisements on the web. This fork provides the exact same features as Adblock plus, with the unpopular, unwanted "acceptable ads" (non-)feature turned off by default.
Password Exporter
This add-on allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.
Note: This add-on won't work in Firefox 57. It may eventually if the APIs to access passwords are implemented.
Identity Select
Requires Restart
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...
KeeBird
Requires Restart
Use KeePass Password Safe to manage your login credentials.
This is the replacement for the KeeFox extension for Thunderbird.
OpenPGP Alias Updater
Updates the local OpenPGP Alias file from a server to simplify encryption for mailing lists, or email aliases in an organizational environment.
Please make sure config parameter "mail.openpgp.alias_rules_file" is set to "openpgp_alias.json".
GProxy Tool
Requires Restart
GProxy lets you set and clear GPass local proxy in Firefox and Thunderbird, and do more.
Element Hiding Helper for Pan
Help you create element hiding rules for Pan to fight the text ads.
To create your own collections, you must have a Mozilla Add-ons account.