Every org I talk to has the same invisible problem: nobody can answer "what identities exist across our systems, and what can each of them do? " — especially now that the answer includes AI agents and MCP servers. I'm building Sentinel to fix that, in the open.
AI agents that take action on production systems create data-protection blind spots. When an agent calls a tool, sensitive data moves through prompts, fine-grained tool calls and their arguments, Model Context Protocol (MCP) connections , the API requests and SaaS actions behind each tool, and r...
1 points, 0 comments on Hacker News
1 points, 0 comments on Hacker News
🌿 TouchGrass AI — Find Your Outside I built TouchGrass AI for the Hacktoberfest 2026 Week 1 “Touch Grass” challenge. It is a simple web app that suggests outdoor activities based on a user's mood, available time, and preferred outdoor setting. How it works The app uses HTML, CSS, and JavaScript...
As you might be aware that work on FIDO started in 2009 but the idea to use biometrics based authentication using mobile phone/laptops etc. and public key cryptography as an alternate solution to password based authentication was proposed in my paper "Novel biometric digital signatures for inter...