In stage 1, a security council can override with approval of 75% (at least 6 of 8). Meanwhile, in stage 2, the security council can only act in case of provable bugs. Provable bugs could be two redundant proof systems, like the OP and ZK.
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Vitalik Buterin Breaks Key Myth on Ethereum L2 Growth Ahead of Pectra
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Ethereum rollups at Stage 2 only allow security council intervention in case of provable bugs, limiting decisions strictly to resolving identified inconsistencies
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Ethereum rollups at Stage 1 require a 75% approval (at least 6-of-8 votes) from the security council to override trustless proof systems, ensuring at least three external council members
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