---
title: "Alexey Lopatin (@alexnmd) | Hashnode"
description: "Alexey Lopatin (@alexnmd) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@alexnmd"
---

@alexnmd

# Alexey Lopatin

@alexnmd · Zagreb · Joined July 2026

## Comments

[What about an authorization? It is possible separate access to mcp tools based claims, roles etc?](https://hashnode.com/posts/building-a-powerful-mcp-server-in-net-with-just-20-lines-of-code/6894284300f09af9183e72c4/comment/6a4f77bc1ddf9241d81b9190)

Comment · Article · Jul 9 · [Building a Powerful MCP Server in .NET with Just 20 Lines of Code](https://hashnode.com/posts/building-a-powerful-mcp-server-in-net-with-just-20-lines-of-code/6894284300f09af9183e72c4)