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Wenwin audit contest

Code4rena·On-chain lottery·6th March 2023·#131 Medium

A public audit contest on Code4rena (on-chain lottery), completed on 6th March 2023. 0xSimao placed #13. 1 of his findings is published: 1 medium.

What Wenwin is

Wenwin is a decentralised gaming protocol for chance-based games on-chain. Its Lottery implements ticket sales, prize pools and randomness-driven draws entirely in smart contracts.

Scope

The Lottery contracts: ticket minting, draws and randomness, prize claims and the staking of protocol fees.

Medium severity findings

The contest