Browser Plug-in Security

Attackers are shifting their tactics; they now try to entice you to invite them in using your browser.

Operating System: All

Applies To: UB students, faculty, staff, alumni, retirees and volunteers

Last Updated: March 7, 2022

This method of entry is commonly executed via your Web browser. Often, the attacked will exploit a flaw in a piece of software, known as a plug-in, upon which your Web browser relies, such as a PDF viewer or a Java application. It's often difficult to ascertain exactly which plugins you have present on your computer and which version is the most secure to use.                       

Commonly Used Security Plug-ins for Firefox

Although the links below are meant for Firefox Plug-Ins, many are also available for other browsers like Google Chrome.

If you know of a security plug-in that does not appear on this list, please email

While making a browser more secure, each plug-in could potentially encounter problems with certain websites. Be sure to test thoroughly.

  • NoScript: Allows active content to run only from trusted sites, and protects against XSS and Clickjacking attacks.
  • FlashBlock: Blocks all Flash content from loading.
  • AdBlock Plus: Uses filter subscriptions to automatically remove online advertising and blocking all known malware domains.
  • Ghostery - Privacy Protection: Allows you to see who's tracking your web browsing and block them.
  • Web of Trust (WOT): Shows you which websites are trustworthy based on millions of users' experiences.
  • Refcontrol: Controls what is sent as the HTTP Referrer on a per-site basis.
Still need help?

Contact the UBIT Help Center.