Step 1: Remove everything from the interior. To manually defrost, you need to clean out the interior of your refrigerator and freezer entirely. Keep items that need to stay chilled in a cooler with ice. Step 2: Circulate warm air. Open both doors and allow the warmer, room-temperature air to flow into the freezer and refrigerator to begin the defrosting process.
Authentication and access control attacks. Common attacks against access control are dictionary attacks, brute force attacks and spoofed logon screens. These are programs with built in dictionaries. They would use all dictionary words to attempt and find the correct password, in the hope that a user would have used a standard dictionary word.
Access Control. Access control refers to security features that control who can access resources in the operating system. Applications call access control functions to set who can access specific resources or control access to resources provided by the application. This overview describes the security model for controlling access to Windows objects, such as files, and for controlling access to administrative functions, such as setting the system time or auditing user actions.