Responsible AI is the discipline of building and operating AI systems so their benefits are pursued with explicit attention to fairness, bias, inclusivity, robustness, safety, […]
Amazon Certifications
Amazon AWS AIF-C01: Securing Generative AI on AWS
Securing generative AI requires familiar cloud controls plus protections for prompts, models, retrieval data, tools, and generated output. The current AWS Certified AI Practitioner AIF-C01 […]
Amazon AWS AIP-C01: RAG Chunking Strategies on Amazon Bedrock
Retrieval-augmented generation can fail even when the foundation model is capable and the source documents contain the right answer. One of the most common reasons […]
Amazon AWS AIP-C01: Bedrock Agents vs Step Functions
Amazon Bedrock AgentCore and AWS Step Functions can both participate in a multi-step AI application, but they solve different orchestration problems. AgentCore is designed for […]
Amazon AWS AIP-C01: Bedrock Guardrails and Prompt-Injection Defense
Prompt injection is not a conventional input-validation problem. A generative AI application can receive text that looks like ordinary user content but attempts to override […]
Amazon AWS AIP-C01: Evaluating Generative AI on AWS
A generative AI application should not be promoted because a few demonstration prompts looked impressive. Production quality has to be measured against the real task, […]
Amazon AWS AIP-C01: Optimizing GenAI Cost and Latency on AWS
Generative AI cost and latency are often treated as separate problems, but many of the same architectural choices influence both. A larger model can cost […]
Amazon AWS SCS-C03: GuardDuty, Security Hub, and Detective
Amazon GuardDuty, AWS Security Hub CSPM, AWS Security Hub, and Amazon Detective can operate together, but they solve distinct detection, posture, correlation, and investigation problems. […]
Amazon AWS SCS-C03: KMS Key Policies, IAM Policies, or Grants?
AWS KMS permissions can be confusing because access to a KMS key can involve more than one authorization mechanism. Every KMS key has a key […]
Amazon AWS SCS-C03: Security Groups, NACLs, and Network Firewall
AWS security groups, network ACLs, and AWS Network Firewall all control network traffic, but they operate at different points and with different state models. Security […]
Amazon AWS SCS-C03: Incident Response for Compromised EC2
A potentially compromised EC2 instance creates a conflict between two goals: Stop the attacker. Preserve enough evidence to understand what happened. A rushed response can […]
Amazon AWS SCS-C03: Macie for S3 Data Protection
Amazon Macie helps security teams understand where sensitive data exists in Amazon S3. It does not replace S3 permissions, encryption, or data-loss-prevention policy. Its primary […]
Amazon AWS SAA-C03: Which AWS Load Balancer Should You Use?
AWS offers several Elastic Load Balancing options because the traffic decision itself can happen at different layers. An architect choosing between Application Load Balancer (ALB), […]
Amazon AWS SAA-C03: RDS Multi-AZ vs Read Replicas
Amazon RDS Multi-AZ deployments and read replicas both create additional database instances or copies, but they exist for different reasons. Multi-AZ is primarily an availability […]
Amazon AWS SAA-C03: S3 Storage Classes, Lifecycle Rules, and Replication
Amazon S3 architecture is not just a choice between “hot” and “archive” storage. A good design separates three decisions: which storage class fits the access […]