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Results tagged with secret-sharing
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user 53946
Secret sharing refers to splitting a secret among multiple parties so that together they can reconstruct it. All parties, or just a threshold number of them, can be required for reconstruction. If fewer than the required number of parties participate, no information should be leaked about the secret.
3
votes
1
answer
222
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Secret Sharing Scheme, with joining players, no central entity
I am facing the the following problem:
Lets assume i have a secret, $S$, I want to share it to $N$ players so that $K$ of them can cooperate in order to obtain the secret ($K$,$N$ scheme).
Is there a …
- 229
3
votes
1
answer
367
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Prove that shares can reveal a seceret key. in a secret sharing scheme
I am trying to build a cryptographic system that has several components and ran into a problem with a secret sharing scheme.
Let $v$ be a value we are interested committing to.
I generate a commitmen …
- 229
2
votes
1
answer
96
views
Creating a share of a random shared secret [duplicate]
I am interested to know if there is a solution to the following scenario:
Assuming we have $n$ party members, is there a scheme that at the end of it, every party member $i$, holds a shamir's threshol …
- 229
1
vote
1
answer
97
views
Evaluation of polynomial when using elliptic curves for verifiable secret sharing
I am implementing the following the algorithm instructions as shown in 1 (section IV, B).
When trying to verify the share given the commits, $a_jG$ verifier $i$ checks whether $f(i)G=\sum_{j=0}^{t} (x …
- 229