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Least Privilege Security for Windows 7, Vista and XP by Russell Smith

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Implementing Software Restriction Policy

First introduced in Windows XP, Software Restriction Policy allows administrators to create whitelists or blacklists, of applications that are permitted or prohibited to run. Software Restriction Policy, sometimes also referred to as SAFER, also has the ability to restrict the privilege level of a process. For instance, if you need to log on as an administrator, SRP can be used to launch Internet Explorer with standard user privileges, making the browsing experience considerably "safer".

Tip

What is a whitelist?

A whitelist is a set of programs, scripts, or processes that are deemed to be trusted and therefore approved to run on your network. It's a good practice to create a whitelist of permitted applications ...

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