---
title: "CyberFreak999 (@CyberFreak999) | Hashnode"
description: "Backend Developer | Transitioning to Cybersecurity. Read the latest articles by CyberFreak999 on Hashnode."
url: "https://hashnode.com/@CyberFreak999"
---

@CyberFreak999

# CyberFreak999

@CyberFreak999 · Rivers State, Nigeria · Joined July 2021

Backend Developer | Transitioning to Cybersecurity

### [API Authentication Explained(Part 3): API Gateway Architecture & Trust Boundaries](https://cyberfreak.hashnode.dev/api-authentication-explained-part-3?utm_source=hashnode&utm_medium=feed)

Understand trust boundaries, phantom tokens, and secure API architecture patterns for enforcing zero trust in distributed systems.

6 min read · [cyberfreak.hashnode.dev](https://cyberfreak.hashnode.dev/api-authentication-explained-part-3?utm_source=hashnode&utm_medium=feed)

[Apr 20](https://hashnode.com/posts/api-authentication-explained-part-3/69e5f5a1a832607113ef2e0c)

### [AI Threat Modelling: Data Poisoning & Training Attacks in AI Systems](https://cyberfreak.hashnode.dev/ai-threat-modelling-3?utm_source=hashnode&utm_medium=feed)

Understand how attackers manipulate training data to create hidden backdoors and control AI behaviour without touching the system.

5 min read · [cyberfreak.hashnode.dev](https://cyberfreak.hashnode.dev/ai-threat-modelling-3?utm_source=hashnode&utm_medium=feed)

[Apr 9](https://hashnode.com/posts/ai-threat-modelling-3/69d7b0b8fa7251682eb11c82)

### [AI Threat Modelling: Understanding Attack Surfaces in Modern AI Systems](https://cyberfreak.hashnode.dev/ai-threat-modelling-part-1?utm_source=hashnode&utm_medium=feed)

AI systems don’t fail like traditional software. Learn how attackers exploit inputs, data, and outputs—and how to think like a security engineer.

4 min read · [cyberfreak.hashnode.dev](https://cyberfreak.hashnode.dev/ai-threat-modelling-part-1?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/ai-threat-modelling-part-1/69c71ef37cf270651071a60c) [Mar 28](https://hashnode.com/posts/ai-threat-modelling-part-1/69c71ef37cf270651071a60c)

### [API Authentication Explained (Part 2): API Gateways, Token Validation and Authorisation](https://cyberfreak.hashnode.dev/api-authentication-explained-part-2?utm_source=hashnode&utm_medium=feed)

Explore how API gateways enforce authentication, validate tokens and implement fine-grained authorisation in modern API architectures.

3 min read · [cyberfreak.hashnode.dev](https://cyberfreak.hashnode.dev/api-authentication-explained-part-2?utm_source=hashnode&utm_medium=feed)

[Mar 20](https://hashnode.com/posts/api-authentication-explained-part-2/69bd1179b238fd45a389a437)

### [API Authentication Explained(Part 1): OAuth, JWT & Token Basics](https://cyberfreak.hashnode.dev/api-authentication-explained?utm_source=hashnode&utm_medium=feed)

Learn how API authentication works using OAuth, JWT, tokens, scopes, and claims. Understand modern authentication patterns for secure APIs.

6 min read · [cyberfreak.hashnode.dev](https://cyberfreak.hashnode.dev/api-authentication-explained?utm_source=hashnode&utm_medium=feed)

[Mar 11](https://hashnode.com/posts/api-authentication-explained/69b13f9f054d52d14a8e5d40)