Evaluating cross-chain messaging protocols | Bryan Pellegrino (Co-Founder and CEO, LayerZero Labs)
Source: YouTube · a16z crypto · published May 19, 2023 · 29:55
The video explains how to evaluate cross-chain messaging protocols, emphasizing that the most secure protocols must prioritize immutability, permissionlessness, and censorship resistance 2:10-2:28.
Key Takeaways:
• 95% of messaging protocols today are completely upgradable, creating existential risk for applications building on them 7:20-7:33
• Uniswap serves as the gold standard for immutability in protocol design, with contracts that cannot be changed 6:00-6:40
• There is no true trustlessness in any messaging protocol, as risk always exists at the off-chain level 23:48-24:13
• When evaluating protocols, red flags include upgradable contracts, whitelisted participants, and lack of censorship resistance 21:00-21:28
To minimize risk, protocols should use existing validator sets that applications already trust, rather than introducing new security surfaces 26:05-26:24.
Sources:
- 2:10-2:28 Three fundamental principles for protocol security
- 6:00-6:40 Uniswap as the gold standard for immutability
- 7:20-7:33 Risk of upgradable contracts in messaging protocols
- 21:00-21:28 Red flags in protocol evaluation
- 23:48-24:13 Lack of true trustlessness in messaging protocols
- 26:05-26:24 Minimizing risk using existing validator sets
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First 800 characters of the transcript
[Music] thank you let me talk about evaluating
cross-train messaging protocols but I think like the more important topic especially piggybacking
on kind of the first two conversations just building protocols in general in the space and
I think it's both ways how you look at protocols you're interacting with and how you think
about building your own protocols along the way um so the current kind of state of the world of
cross-chain messaging as Nas and Riaz just went through uh is a little bit uh hectic in terms
of like a lot of a lot of the hacks have kind of revolved around that you see exponential growth
in the protocols themselves we've gone from all messaging protocols collectively doing tens
of thousands of messages per month the single applications doing millions of messages …