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Session Comparator — IDOR/BOLA Tester

Test for access control vulnerabilities by comparing HTTP responses across two sessions. The #1 bug class in bug bounty.

Step 1Configure Sessions

Session A — Victim / Target Account

User label (optional)

Cookie header value

Authorization header value

Additional headers (one per line)

Session B — Attacker / Your Account

User label (optional)

Cookie header value

Authorization header value

Additional headers (one per line)

Step 2Paste Raw HTTP Request

Step 3Generate curl Commands

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Parse raw HTTP requests and auto-extract security details.

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Diff HTTP responses to detect payload reflection and anomalies.

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OWASP API Top 10, OAuth attacks, and GraphQL testing in one place.

Companion generator

IDOR Generator

Session Comparator — IDOR/BOLA Tester | Payload Playground