Tony Guimelli

PSGraphQL. This PowerShell module contains functions that facilitate querying and create, update, and delete operations (mutations) for GraphQL, which is an an open-source data language for APIs. For more on GraphQL please see: https://graphql.org/.

PSTcpIp. This PowerShell module contains functions that facilitate testing network connectivity, TLS/SSL, web, and other network tasks.

PSJsonWebToken. A PowerShell module that contains functions to create, validate, and test JSON Web Tokens (JWT) as well as the creation of JSON Web Keys (JWK).

StrongJWT. Python library to validate JWTs to avoid common security issues.

Log4jVulnScripts. A collection of PowerShell scripts to detect and mitigate the log4j vulnerability on Windows servers with Sitecore installed.

mcp-goat. Intentionally vulnerable MCP server for security training.

mcp-agentgateway-jwt-auth. Local Kubernetes PoC demonstrating JWT-protected MCP access using Auth0, agentgateway, and OAuth client credentials.

PSJwtMicroservices-azure. Proof-of-concept Azure functions written in PowerShell that demonstrate creation and validation of a JSON Web Token via the PSJsonWebToken PowerShell module.

PSAgentEval. PowerShell module for automated red team security evaluation of Claude AI agents