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DeFi

Nucoin: DeFi Token and Protocol

Developed and audited the token contract, staking mechanism, and governance module for a live DeFi protocol with significant TVL.

Nucoin: DeFi Token and Protocol

Challenges

Flash loan attack surface on reward calculation logic
Governance plutocracy risk from whale concentration
Reward dilution as TVL scaled

Our Solution

Time-weighted average price oracle with TWAP manipulation protection
Quadratic voting with sybil resistance via proof-of-personhood
Adaptive emission schedule with protocol-controlled target APY

Results

Zero successful attacks in 18 months
Governance participation rate of 41%
Stable APY within 2% of target across all TVL conditions
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