palaniappan p8 min
AWS Infrastructure Drift Detection: How to Find and Fix Config Drift Before It Breaks Production
Detect AWS config drift with terraform plan + Config. July 2026 runbook: schedule, triage, prevent console writes.
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palaniappan p6 minAWS IoT Solutions: Architecture Patterns for Connected Devices
AWS IoT architecture patterns for manufacturing, smart buildings, and connected devices — from device connectivity to data ingestion, edge processing with Greengrass, and real-time analytics.
palaniappan p15 minOPC-UA on AWS: SiteWise Edge Gateway Setup and Best Practices
OPC-UA → SiteWise Edge on Greengrass v2. July 2026 refresh — MQTT V3 gateways, correct collector component name, DPP closed to new customers, production hardening checklist.
palaniappan p8 minHow to Build a Safe Terraform Apply Workflow on AWS: Approval Gates, Plan Review, and Rollback
One bad `terraform apply` still deletes databases. July 2026: plan→review→apply, no -auto-approve, OIDC CI, Atlantis/HCP Terraform gates.
palaniappan p9 minHow to Upgrade the AWS Terraform Provider Safely: Strategy, Testing, and Rollback
AWS provider 6.0 GA June 2025. July 2026: upgrade 4→5→6 one major at a time, changelog-first, staging plan, lockfile commit.
palaniappan p10 minTerraform State Management on AWS: Imports, State Moves, and Emergency Repairs
Terraform on AWS: import, state mv/rm, stuck locks. July 2026 — S3 use_lockfile (TF 1.10+); DynamoDB locking is legacy.
palaniappan p16 minAWS IoT TwinMaker: Digital Twin Architecture for Manufacturing
TwinMaker still earns its keep when spatial context beats line charts. July 2026 refresh — SiteWise connectors, Dynamic Scene, AMG (not SiteWise Monitor), and when a 3D twin is overkill.
palaniappan p9 minHow to Achieve SOC 2 Type II Compliance on AWS (2026 Checklist)
SOC 2 Type II certification proves your controls are effective over 6-12 months. This guide covers the compliance roadmap, AWS security controls, documentation requirements, and audit preparation for 2026 certification.
palaniappan p8 minHow to Build an Amazon Bedrock Agent with Tool Use (2026)
Amazon Bedrock Agents Classic automate workflows by giving foundation models the ability to call tools (APIs, Lambda, databases). This guide covers building agents with tool definitions, testing in the console, handling errors, and scaling to production.
palaniappan p7 minHow to Build a RAG Pipeline with Amazon Bedrock Knowledge Bases
Amazon Bedrock Knowledge Bases automate the RAG (Retrieval-Augmented Generation) pipeline — semantic search, chunking, embedding, and context injection into Claude or other foundation models. This guide covers setup, data ingestion, cost optimization, and production patterns.
palaniappan p7 minHow to Build a Serverless Data Pipeline with AWS Glue and Athena
Glue ETL + Athena SQL without servers — still the default lake path. July 2026: Glue 5.x jobs, Parquet partitions, ~$0.44/DPU-hour + $5/TB scan math, pipeline checklist.
palaniappan p6 minHow to Configure AWS WAF for API Protection (Beyond the Basics)
WAF beyond “enable managed rules”: COUNT→BLOCK, rate limits, Bot Control cost traps, GraphQL depth. July 2026 API protection checklist.