Password and account lockout settings are designed to protect accounts and data in your organization by mitigating the threat of brute force guessing of account passwords. Settings in the Account Lockout and Password Policy nodes of the Default Domain policy settings enable account lockout and control how account lockout operates. This white paper describes how settings in the Account Lockout and Password Policy nodes of the Default Domain policy settings affect account lockout and makes some general recommendations for configuring and troubleshooting account lockout issues.

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