Internet Explorer support system, fail to function without IE. Before Windows Vista, it was not possible to run Windows Update without IE because the service used ActiveX technology, which no other web browser supports. The popularity of Internet Explorer has led to the appearance of malware abusing its name. On January 28, 2011, a fake Internet Explorer browser calling itself "Internet Explorer – Emergency Mode" appeared. It closely resembles the real Internet Explorer, but has fewer buttons and no search bar. If a user launches any other browser such as Google Chrome, Mozilla Firefox, Opera, Safari or the real Internet Explorer, this
Pwn2Own $140,000 in prize money. Internet Explorer 11 on Windows 8.1 was successfully exploited by Sebastian Apelt and Andreas Schmidt for a prize of $100,000. Mozilla Firefox was exploited by Jüri Aedla, Mariusz Młyński, and George Hotz each independently, winning $50,000 each. An anonymous participant exploited Google Chrome; however, upon review contest judges declared this a partial win due to one portion of the presentation’s collision with a vulnerability exploited earlier in the week in the Pwnium competition. In 2015, every single prize available was claimed. In 2016, Chrome, Microsoft Edge and Safari were all hacked. Firefox did not even participate