Technical Deconstruction of MCP Authorization: A Deep Dive into OAuth 2.1 and IETF RFC Specifications
Nov 12, 2025 · 22 min read · MCP Model Context Protocol OAuth 2.1 OAuth 2.0 PKCE JWT RFC 7636 RFC 9700 RFC 9728 Resource Indicators Federated Authentication AI Security ·
Executive Summary This article provides a deep-dive technical analysis of the Model Context Protocol (MCP) authorization flow. The central insight is that MCP's authorization model is not a generic application of OAuth 2.0 but a sophisticated implementation of the emerging OAuth 2.1 standard. The MCP protocol …
Read MoreHow invoking remote MCP servers hosted on AWS AgentCore
Aug 22, 2025 · 9 min read · MCP MCP Client AWS AgentCore Runtime AWS AgentCore Gateway OAuth Authentication ·
Overview Recently, I've been exploring AWS AgentCore's new capability to host Model Context Protocol (MCP) servers, and I wanted to share my experience with connecting to these remote servers as a client. The Model Context Protocol is an open standard that enables AI assistants to securely connect with external data …
Read MoreDesktop Notifications for Claude Code: Never Miss a Completed Task
Dec 2, 2025 · 9 min read · Claude Code VSCode VSCode Remote SSH Productivity Shell Scripting OSC Escape Sequences ·
When working with Claude Code on complex tasks, you often switch to other work while waiting for completion. The challenge? Knowing exactly when Claude finishes so you can review the results promptly. This post shows you how to configure desktop notifications that alert you the moment Claude Code completes a task. The …
Read MoreMCP OAuth Evolution: SEP-991 Simplifies Client Registration
Dec 2, 2025 · 5 min read · MCP Model Context Protocol OAuth 2.1 SEP-991 Dynamic Client Registration Client ID Metadata ·
The Problem with Dynamic Client Registration In my previous deep-dive into MCP authorization, I analyzed how the protocol builds on OAuth 2.1 with mandatory PKCE, Resource Indicators (RFC 8707), and the "Discovery Trifecta" of RFC 7591, 8414, and 9728. Dynamic Client Registration (DCR) was positioned as the key enabler …
Read MoreImplementing MCP OAuth 2.1 with Keycloak on AWS
Nov 21, 2025 · 25 min read · Keycloak MCP Model Context Protocol OAuth 2.1 RFC 8707 Dynamic Client Registration PKCE AWS Terraform Identity Provider ·
Introduction The Model Context Protocol (MCP) ecosystem mandates OAuth 2.1-compliant authorization servers to facilitate secure, federated access to AI model services. MCP clients, such as Claude Code, Cursor, and VS Code extensions, rely on modern OAuth specifications including Dynamic Client Registration (RFC 7591), …
Read MoreXiaozhi ESP32 MCP Gateway with Amazon Bedrock AgentCore
Nov 17, 2025 · 12 min read · AWS Bedrock AgentCore MCP Model Context Protocol Xiaozhi ESP32 Voice Assistant IoT Edge Computing WebSocket ·
The Xiaozhi hardware is an impressive ESP32-based AI voice assistant capable of offline wake-up, multi-language support, and cloud connectivity. But what if you want your Xiaozhi device to access multiple AI tools, APIs, and services without managing complex integrations on the hardware side? This is where Amazon …
Read MoreBeyond Prompts: 4 Context Engineering Secrets for Claude Code
Nov 14, 2025 · 7 min read · Claude Code AI Agents Context Engineering LLM Developer Tools AWS Bedrock Anthropic ·
You can stop hoping your Large Language Model (LLM) follows complex instructions. Context Engineering is the strategic practice of curating what enters the model's limited attention budget. To build reliable AI agents, you must master these four deterministic context patterns. This post explores the key insights from …
Read MoreHow to Fix Shift+Enter in VS Code Remote SSH for Claude Code

The Problem: Premature Input Submission When working with Claude Code in a VS Code Remote SSH session (e.g., connecting from a macOS or Windows client to a remote Linux host), a common frustration arises: pressing Shift+Enter in the terminal is supposed to create a new line for multi-line input. Instead, it often …
Read MoreAmazon Quick Suite Deep Dive: Build AI-Powered Business Intelligence on AWS
Oct 29, 2025 · 9 min read · Amazon Quick Suite AWS QuickSight Business Intelligence AI Agents Data Analysis Workflow Automation QuickFlows QuickAutomate ·
Introduction Business intelligence has long been the domain of specialists, requiring complex tools and time-consuming analysis. But what if you could simply ask your data questions in plain English and receive comprehensive, visualized answers in seconds? What if you could automate your weekly reporting with a simple …
Read MoreBuild on AWS Faster with Claude Code and AWS Skills
Oct 26, 2025 · 4 min read · Claude Code AWS Skills AWS CDK Serverless Lambda DynamoDB API Gateway Agent Skills MCP Protocol Infrastructure as Code ·
Introduction Building on AWS is powerful but complex. What if your AI assistant had deep AWS expertise built-in? That's what AWS Skills brings to Claude Code. AWS Skills is a plugin that transforms Claude Code into an intelligent AWS development partner. It understands CDK best practices, estimates costs before you …
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