(Verifiable secret sharing). Construct a (3,3) verifiable threshold scheme to share a secret S=24. a) How does the dealer construct a secure polynomial? b) Assign each participant a share. c) What...

(Verifiable secret sharing). Construct a (3,3) verifiable threshold scheme to share a secret S=24. a) How does the dealer construct a secure polynomial? b) Assign each participant a share. c) What information does the dealer publish? d) How does each participant verify the validity of his/her share?