#Security

3 guides

A hardened Claude Code MCP setup with scoped tokens, read-only roles, and reviewed servers

Claude Code MCP Security Risks and Best Practices

The real security risks of MCP servers in Claude Code — over-broad access, secrets in config, prompt injection, untrusted servers — and how to lock each one down.

MCSA Guru Team Jun 14, 2026 6 min read

Claude Code querying a Postgres database through a read-only MCP server connection

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Claude Code + Postgres: A Safe Database Workflow with MCP

Connect Postgres to Claude Code with an MCP server the safe way — read-only roles, non-prod targets, schema inspection, and query workflows on Windows and WSL.

MCSA Guru Team Jun 12, 2026 5 min read

Claude Code configured for sysadmin work on a Windows admin box with WSL and scoped permissions

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Claude Code Setup for Sysadmins: A Practical Guide

Set up Claude Code for IT and infrastructure work — install on Windows and WSL, user vs project config, safe permissions, the right MCP servers, and guardrails.

MCSA Guru Team Jun 12, 2026 5 min read