Components tab

ComponentsEntry DetailReset to DefaultMore InfoMailSafe Setting

Click the numbers to learn about specific controls, or read an introduction.

 


Components tab

About component security

ZoneAlarm Pro's component security feature prevents hackers from employing altered or falsified DLLs and other modules used by trusted programs in order to attack your computer. Without component security, malicious programmers could modify DLLs for your trusted programs, taking advantage of the Internet access permission given to the program's main executable in order to take control of your computer.

Using the components tab

Most users never need to use the components tab, because ZoneAlarm Pro automatically secures program components.

For advanced users, the Components tab enables detailed control of specific component files. Use this tab to determine whether:

Programs that are accessing network resources can load the listed component at will.

Programs that are accessing network resources must ask permission to load the listed component (ZoneAlarm Pro displays a Program Component alert)

Note No Program Component alerts are shown if Program Control is set to Medium or Low in the Main tab.

Component learning mode

Component "learning mode" (the Medium Program Control setting) enables ZoneAlarm Pro to quickly learn the MD5 signatures of many frequently-used components without interrupting your work with multiple alerts. We recommend that you use this setting until you have used your Internet-accessing programs (for example, your browser, e-mail, and chat programs) at least once with ZoneAlarm Pro running.

After you have used each of your programs that need Internet access, change your Program Control setting High.

 

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Component access

The Component list automatically displays all components loaded by programs that have requested access permission or server permission.

Permission for a newly listed component is automatically set to Allow () if:

Permission for a new component is set to Ask () if:

Note: There is no Block () option for components.

Changing component permissions

To change access permission for a component, click in the Access column, then select Allow or Ask from the shortcut menu.

Selecting multiple components

To select a range of components from the list:

  1. Select a component by clicking it.
  2. Hold down the SHIFT key while dragging the mouse upward or downward.

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Entry Detail

The entry detail window displays information about the component currently selected in the list.

Field Information

Component name

The common name of the component , for example, DHCP Client API DLL

File name

The fully-qualified name of the component, for example, C:\\WINNT\system32\dnsapi.dll

File type

The type of component, for example, Dynamic Link Library

Authentication

The method used to authenticate the component. Windows Protected System Files are automatically authenticated by ZoneAlarm Pro.

Version

The version number of the component.

Created date

The date the component was created.

File size

The size of the component file.

Last written

The last time this file was modified on your machine.

Last accessed

The last time this file was accessed by a program on your machine.

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Reset to default

Click this button to set the access permission for all components to Ask ().

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More Info

Click this button to set the access permission for all components to Ask ().

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Related Topics

Main tab (Program Control panel)
Program authentication

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Glossary

component
A small program or set of functions that larger programs call on to perform specific tasks. Some components may be used by several different programs simultaneously. Windows operating systems provide many component DLLs (Dynamic Link Libraries) for use by a variety of Windows applications.

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