The AWS Well-Architected Framework provides a consistent approach to evaluating and improving the architecture of your cloud-based applications. It is based on five key pillars: Operational Excellence, Security, Reliability, Performance Efficiency, and Cost Optimization. Each pillar addresses different aspects of cloud architecture, guiding you in making informed decisions to build secure, high-performing, resilient, and efficient infrastructures for your applications. The framework is designed to help identify potential risks and implement best practices to mitigate them, ensuring your architecture aligns with your business objectives and customer needs.
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Operational Excellence focuses on the ability to run and monitor systems effectively to deliver business value and continuously improve processes. It involves automating changes, responding to events, and defining standards to manage daily operations. By treating operations as code, making frequent, small, and reversible changes, and refining operational procedures regularly, organizations can anticipate and learn from failures, ensuring continuous improvement and resilience in their operations.
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The Security pillar emphasizes protecting data, systems, and assets through risk assessments and mitigation strategies. It includes principles like implementing strong identity and access management, enabling traceability, automating security best practices, and protecting data at rest and in transit. By using a defense-in-depth approach, organizations can secure their applications and infrastructure from internal and external threats while meeting compliance requirements.
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