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2
votes
0answers
52 views
+50

How hard is it to link a hardened BIP32 child public key to it's parent public key?

The BIP32 spec says this in the security section: ...
7
votes
0answers
471 views
+50

Secret sharing - no dealer, modifiable, verifiable

I need to find a secret sharing scheme with these properties: The scheme is set up by all participants, ie no single entity called the dealer The parameters of secret sharing need to be modifiable, ...
4
votes
0answers
48 views
+250

How does this POLYVAL modular reduction algorithm work?

I recently found the GitHub repository used to make the measurements in the AES-GCM-SIV paper where they implement polynomial hashing using POLYVAL. This means in this context to compute the usual $\...