Web Reference: Mar 31, 2023 · A writeup detailing the solution to the “Java Code Analysis!?!” challenge from picoCTF 2023. Inside controllers directory we can find UserController.java, where we can see this endpoint: Now I will use Postman (because I'm lazy) and send some requests with new JWT to update our role and read the flag. Jun 9, 2025 · PicoCTF writeup — Java code analysis!?! This challenge give us the source code to read and the web app to test on , the objective of this is to read the book named flag that is locked and...
YouTube Excerpt: Modify a JWT token that has a non-random signing key.
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Picoctf 2023 Java Code Analysis Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $17M - $58M
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Last Updated: April 6, 2026
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