What is a Web browser plug-in

Plugins are programs that will automatically execute as the Internet Explorer starts, depending on where the plugin is loaded in the browser, it can be divided into toolbars (Toolbar), browser Assist (BHO), search hooks (URL searchhook), and download ActiveX (ActiveX).

Because plug-ins by different distributors for plug-in development and distribution, its technical level is mixed, the plug-in program is likely to conflict with other running programs, resulting in such as a variety of page errors, run-time errors and so on, blocking the normal browsing.

IE browser common plug-ins such as: Flash Plug-ins, RealPlayer plug-ins, MMS Plug-ins, MIDI staff plug-ins, ActiveX Plug-ins and so on, such as Winamp DFX, but also plug-ins. And many programmers are developing new plug-ins.

　　1. What is a plugin?

A plugin is a program that will be executed automatically as the Internet Explorer starts.

　　2. Where will the plugin be loaded into IE browser?

Depending on where the plug-in is loaded in the browser, it can be divided into toolbars (Toolbar), browser aids (BHO), search hooks (URL searchhook), and download ActiveX (ActiveX).

　　3. What are the characteristics of a malicious plug-in?

Some plug-ins can help users to more easily browse the Internet or invoke Internet accessibility features, and some programs are called adware (Adware) or spyware (Spyware). This kind of malicious plug-in program monitors the user's Internet behavior and reports the recorded data to the creator of the plug-in program for illegal purposes such as placing ads, stealing games or bank account passwords.

The difference between components and plug-ins is that plug-ins are programs that are part of the program interface, components are controls, objects in the ASP, and the standard installation of Asp/iis provides 11 installable components. ASP's FSO component, plug-in development programming friends all thunderclap piercing it, it is the most commonly used Scripting.FileSystemObject object. A plug-in is a program that is written by an application interface that follows a certain specification. Many software have Plug-ins, plug-ins have countless kinds. For example, in IE, when the relevant plug-ins are installed, the Web browser can call the plug-in directly to handle a particular type of file.