Microsoft

Windows 7 Walkthrough: System and Security Control Panel

Choose what the power button does / Require a password on wakeup

From within the Power Options window, you can configure how the power button works as well as specify that a password be required when you wake up your computer.

Images by Greg Shultz for TechRepublic

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Greg Shultz is a freelance Technical Writer. Previously, he has worked as Documentation Specialist in the software industry, a Technical Support Specialist in educational industry, and a Technical Journalist in the computer publishing industry.