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DuckDuckGo (HTTPS / SSL)

DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension adds DuckDuckGo (HTTPS / SSL version) to the search bar. For more features, see the DuckDuckGo Plus add-on. Enjoy!

Rated 5 out of 5 stars (128)
2,164 weekly downloads

YesScript Requires Restart

A JavaScript blacklist

Rated 4 out of 5 stars (225)
32 users

Redirect Bypasser

Avoid redirects and has direct access to the sites you want to visit.

Rated 4 out of 5 stars (55)
5 users

QuickPasswords Requires Restart

Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.

Now also includes SSO change (multi-domain pw) and Backup + Restore.

Rated 5 out of 5 stars (53)
33 users

Offsec Exploit-db Search

This plugin lets you search on Offsec Exploit archive - http://exploit-db.com. Offsec Exploit archive, also known as Explo.it, is the replacement of Milw0rm archive.

Not yet rated
83 weekly downloads

Cookies Exterminator

Auto delete cookies, localStorage and IndexedDB objects as soon as they become unused

Rated 5 out of 5 stars (17)
112 users

VirusTotalSearch

Inserisci MD5/SHA1/SHA256, per ottenere il report di oltre 46 antivirus.
( Potrebbe interessarti anche questo add https://addons.mozilla.org/addon/kasperskyadvisor?src=external-Virustotal )

Rated 3 out of 5 stars (2)
70 weekly downloads

Bitdefender QuickScan Requires Restart

The quickest way to find out if your computer is infected!
Bitdefender QuickScan is a very fast antivirus scanner, able to determine in a matter of seconds if a system is infected with malware.
More on http://quickscan.bitdefender.com/faq

Rated 3 out of 5 stars (65)
3 users

SecurityFocus Vulnerabilities search plugin

This plugin lets you search on Security Focus Vulnerabilities.

Rated 5 out of 5 stars (1)
53 weekly downloads

Fox Web Security Requires Restart

Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!

Rated 5 out of 5 stars (29)
2 users

KeePass Helper Requires Restart

Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.

Rated 4 out of 5 stars (40)
8 users

Packet Storm search plugin.

This plugin lets you search on Packet Storm - www.packetstormsecurity.org - database. Packet Storm offers an abundant resource of up-to-date and historical security tools, exploits, and advisories.

Not yet rated
39 weekly downloads

Snort IDS Rule Search

Search for Snort IDS Rules

Rated 1 out of 5 stars (1)
34 weekly downloads

CipherFox Requires Restart

Displays the current SSL/TLS cipher, protocol and certificate chain in the Add-on bar and Site ID dialog

Rated 5 out of 5 stars (34)
1 user

CensureBlock Requires Restart

This addon blocks sites containing pornographic materials.

Rated 3 out of 5 stars (76)
4 users

ReloadPAC Requires Restart

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

Not yet rated
0 users

XSSed Search

Search the cross-site scripting database at XSSed.Com

Not yet rated
27 weekly downloads

Lock The Text Requires Restart

Encrypt your text data in browser before you submit it to a network

Rated 5 out of 5 stars (10)
0 users

OSVDB

Open Source Vulnerability Database Search

Rated 5 out of 5 stars (1)
24 weekly downloads

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.

Rated 4 out of 5 stars (9)
2 users