Breaking into Bug Bounties: A Guide to Hunting Business Logic and BAC Vulnerabilities in B2B…

Bug bounties have become a lucrative and intellectually stimulating career path for cybersecurity enthusiasts. While many guides cover general vulnerability hunting, narrowing your focus to B2B (Business-to-Business) applications, particularly around business logic and Broken Access Control (BAC), can set you apart as a specialized bug bounty hunter.

This guide provides a step-by-step approach for anyone looking to dive deep into this niche.

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B2B applications often handle sensitive business-critical data, complex workflows, and intricate roles and permissions systems. Because these apps cater to enterprises, they’re high-value targets for bug bounty hunters. Vulnerabilities like misconfigured access controls and flawed business logic can have severe consequences, making them priority issues for organizations.

Before diving in, it’s essential to understand your targets: