//NAKULAN R.
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PROJECT 02BACKENDBackend · Privacy & Security · Proxy API

UNIVERSAL DATA CONSENT FIREWALL

Privacy-focused user data access & consent engine

A system built around user-controlled data access, explicit permission policies, and real-time consent auditing.

01 / THE PROBLEM

Applications frequently harvest user data without providing granular, dynamic control over authorization boundaries.

02 / THE CORE CONCEPT

Interposing an authorization firewall proxy that evaluates access requests against user-configured dynamic rules.

03 / TECHNICAL APPROACH

Built a permission evaluation engine that intercepts incoming API requests and verifies cryptographically signed consent tokens.

04 / SYSTEM ARCHITECTURE DIAGRAM

DATA FLOW & COMPONENT TOPOLOGYVERIFIED MAP
Client Request
Consent Enforcement Proxy
Policy Verification Engine
Masked / Authorized Upstream Stream

IMPLEMENTATION DETAILS

Developed Express.js middleware proxy, policy evaluation engine, and policy management dashboard using TypeScript and Node.js.

MY VERIFIED CONTRIBUTION

Engineered rule evaluation engine and granular permission token validation system.

FACTUAL OUTCOME & VERIFICATION

Architected a functional prototype demonstrating real-time request intercept and user-policy enforcement.

TECHNOLOGY STACK

TypeScriptNode.jsExpressReactCryptographyREST API
PROJECT ID:udcf
DOMAIN:BACKEND
FLAGSHIP STATUS:SELECTED WORK