Options for generateShares: rand's rng (secure by default), which
draws the identifier and every Shamir share. null or undefined selects
the secure generator; a generator without a callable fillBytes fails at
the identifier draw with rand's RandErrorInvalidGenerator.
Options for generateShares: rand's
rng(secure by default), which draws the identifier and every Shamir share.nullorundefinedselects the secure generator; a generator without a callablefillBytesfails at the identifier draw with rand'sRandErrorInvalidGenerator.