Clear it in 3 steps
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Start the environment
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Investigate the target
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Submit the flag
All challenges
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Programming - Hash Verification and Decryption
Mission
artifact-manifest.json is generated from the FLAG injected at startup. Verify each data SHA-256, XOR-decrypt with SHA-256(name), and join to recover the flag.
Hints
Hint 1 Show
Inspect artifact-manifest.json and identify the target record
Hint 2 Show
verify each data SHA-256, XOR-decrypt with SHA-256(name), and join
Hint 3 Show
Verify that the reconstructed value has FLAG{...} format