
5 Click OK.
The new user-defined rule appears in the right-hand pane in the Rules column. To modify
the new rule, select it and click Edit.
Port blocking rule options
Port blocking rules stop users from accessing specified inbound and outbound ports, and they
prevent other computers from accessing the computer.
Option definitions
DefinitionOption
Type the name for this rule.Rule Name
Restrict access to the specified processes.Processes to include
Allow access to the specified processes.Processes to exclude
Specify the first port number. This can be a single port or the starting number of a range
of ports.
NOTE: If you block access to a port that is used by the McAfee Agent, or the Host
Intrusion Prevention Agent, the agent’s processes are trusted and are allowed to
Starting Port
communicate with the blocked port. All other traffic not related to these agent processes
is blocked.
Specify the last port number in a range of ports.Ending Port
Prevent systems on the network from accessing the specified ports.Inbound
Prevent local processes from accessing the specified ports on the network.Outbound
File and folder blocking rule options
File and folder blocking rules prevent unauthorized users from altering, opening or deleting
specified files or folders.
Option definitions
DefinitionOption
Type the name for this rule.Rule name
Restrict access to the specified processes.Processes to include
Allow access to the specified processes.Processes to exclude
Block access to the specified file or folder.File or folder name to
block
Navigate to the file.Browse file
Navigate to the folder.Browse folder
Block read access to the specified files.Read access to files
Block write access to the specified files.Write access to files
Block files from being executed in the specified folder.Files being executed
Block new files from being created in the specified folder.New files being created
Part I - Prevention: Avoiding Threats
Protecting your system access points
31McAfee VirusScan Enterprise 8.8 Product Guide
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