The blockchain consensus mechanism is vulnerable to DoS attacks because block justifications do not include…
The blockchain consensus mechanism is vulnerable to DoS attacks because block justifications do not include…: a task in LegoFlow-SWE (Harbor dataset). Observed behavior When archiving blocks, justifications are missing the required PoT checkpoints. This means validators have no way to confirm slot…
The task
**Observed behavior** When archiving blocks, justifications are missing the required PoT checkpoints. This means validators have no way to confirm slot validity quickly, and malicious actors can submit invalid blocks that are expensive to reject, opening the door to a denial-of-service vector.
Part of Lego-X/LegoFlow-SWE.