Defensive Design Principles

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Defensive Design

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Designing systems to prevent misuse and errors

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Error Prevention

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Techniques to avoid user mistakes

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User Feedback

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Immediate response to user actions

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Fail-Safe Defaults

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Default to a safe state in case of failure

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Redundancy

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Duplication of critical components

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Consistency

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Uniform design elements across the system

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Error Messages

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Clear and helpful error notifications

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Input Validation

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Checking user input for errors

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User Control

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Allow users to undo actions

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Accessibility

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Design for users with disabilities