Questions tagged [verifiable-random-function]

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Is the random number generation safe for pallet_lottery?

I read this post of Shawn https://substrate.stackexchange.com/a/128/2484 and found out, that random numbers for lotteries are not reliable, even with VRF on GRANDPA since the validators could earn ...
Chralt's user avatar
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What prevents a primary staker from holding off staking to wait for a specific outcome they want in BABE?

One of the issues of PoS as far as I understand is the randomness that selects a staker. Ouroboros Praos, and also BABE use VRFs (Verifiable Random Functions) to assign primary and secondary leaders ...
The Quantum Physicist's user avatar