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What is the purpose of the local public key tpk_i? #27

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akileshtangella opened this issue Mar 10, 2022 · 1 comment
Open

What is the purpose of the local public key tpk_i? #27

akileshtangella opened this issue Mar 10, 2022 · 1 comment

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@akileshtangella
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akileshtangella commented Mar 10, 2022

What happens if we don't verify that $A_{0}^{(a)} = tpk_{(a)}^{old}$ in step 2 of the FS-DKR protocol?

Also why does $tpk$, the group public key stay the same from FS-DKG to FS-DKR?

@akileshtangella
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akileshtangella commented Mar 10, 2022

@elichai @tudorcebere

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