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site iconDen DelimarskyModify

I am an engineer and product manager, currently working at Microsoft in the security organization helping the team ship secure and performant authentication and authorization libraries.
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Rss preview of Blog of Den Delimarsky

Please Don't Write Your Own MCP Authorization Code

2025-06-26 08:00:00

The Model Context Protocol got auth right, but that doesn’t mean you should implement it yourself. Here’s why API gateways are usually the better choice, and what that really costs you.

I Built BlogScroll To Save Personal Blogging From SEO Hell

2025-06-26 08:00:00

The web is drowning in AI slop and SEO spam. BlogScroll is my small act of rebellion - a curated directory of real humans writing about real things.

Update To MCP Authorization Spec - Resource Parameter (RFC 8707)

2025-06-18 08:00:00

MCP authorization spec now requires RFC 8707 implementation to prevent token misuse and phishing attacks. Here’s how the resource parameter works and why it matters for your MCP deployments.

The Month of MCP

2025-06-13 08:00:00

Recent experiences with Model Context Protocol development, including conferences, security work, and community updates from Build, MCP Developer Summit, and AI Engineer World’s Fair.

Agents Are Your Mech Suit

2025-06-11 08:00:00

AI agents aren’t replacing developers - they’re amplifying what skilled engineers can accomplish. The job replacement panic might just be the wrong place to channel our energy into.

Visual Studio Code Now Supports MCP Authorization

2025-05-26 08:00:00

See how the latest Visual Studio Code Insiders builds seamlessly integrate with both new and legacy MCP authorization specs, offering a frictionless developer experience for accessing protected MCP servers with any OAuth provider.