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Summary
The most critical subjects covered in our audit are functional correctness, access control and merkle proof verification. Security regarding all the aforementioned subjects is high.
The general subjects covered are gas efficiency and proper documentation. In summary, we find that the codebase provides a high level of security.
It is important to note that security audits are time-boxed and cannot uncover all vulnerabilities. They complement but don't replace other vital measures to secure a project.
About SparkRewards
Spark implements the SparkRewards smart contract to distribute ERC-20 tokens based on a Merkle tree root and epochs.
"Spark is on a mission to empower the DAI ecosystem. As part of the MakerDAO community, Spark builds and manages DeFi infrastructure."