secretsharing

Sep 21, 2024

Changes in this version

+ func RecoverFromKeyShares(keyShares []*keys.KeyShare) (*group.Scalar, error)

+ func VerifyPublicKeyShare(p *keys.PublicKeyShare) bool

type Polynomial

+ func (p Polynomial) VerifyInterpolatingInput(id *group.Scalar) error

+ type VssCommitment []*group.Element

Sep 20, 2024

Changes in this version

type KeyShare

+ func (k *KeyShare) DecodeHex(h string) error

+ func (k *KeyShare) Hex() string

type PublicKeyShare

+ func (p *PublicKeyShare) DecodeHex(h string) error

+ func (p *PublicKeyShare) Hex() string

Jul 17, 2024

Changes in this version

type KeyShare

+ GroupPublicKey *group.Element

+ func (k *KeyShare) Decode(data []byte) error

+ func (k *KeyShare) Encode() []byte

+ func (k *KeyShare) UnmarshalJSON(data []byte) error

type PublicKeyShare

+ Group group.Group

+ func (p *PublicKeyShare) Decode(data []byte) error

+ func (p *PublicKeyShare) Encode() []byte

+ func (p *PublicKeyShare) UnmarshalJSON(data []byte) error

+ func (p *PublicKeyShare) Verify() bool

Jul 11, 2024

Changes in this version

type KeyShare

+ func ShardAndCommit(g group.Group, secret *group.Scalar, threshold, total uint, ...) ([]*KeyShare, error)

type PublicKeyShare

+ Commitment []*group.Element

Jul 10, 2024

Changes in this version

+ func CombineShares(g group.Group, shares []Share) (*group.Scalar, error)

+ func PubKeyForCommitment(g group.Group, id uint64, commitment []*group.Element) (*group.Element, error)

type KeyShare

+ Secret *group.Scalar

+ func (s KeyShare) Public() *PublicKeyShare

+ type KeyShares []*KeyShare

+ func (k KeyShares) Combine(g group.Group) (*group.Scalar, error)

+ type PublicKeyShare struct

+ ID uint64

+ PublicKey *group.Element

Jul 7, 2024

Changes in this version

type Polynomial

+ func NewPolynomialFromIntegers(g group.Group, ints []uint64) Polynomial

+ func NewPolynomialFromListFunc[S ~[]E, E any](g group.Group, s S, f func(E) *group.Scalar) Polynomial

Jul 4, 2024

Changes in this version

+ type Share struct

+ ID uint64

+ Secret *group.Scalar

+ func (s *Share) Identifier() uint64

+ func (s *Share) SecretKey() *group.Scalar

Jun 16, 2024

Changes in this version

type Polynomial

+ func (p Polynomial) Verify() error

Jun 13, 2024

Changes in this version

+ func ShardReturnPolynomial(g group.Group, secret *group.Scalar, threshold, total uint, ...) ([]*KeyShare, Polynomial, error)

type KeyShare

+ func Shard(g group.Group, secret *group.Scalar, threshold, total uint, ...) ([]*KeyShare, error)

Mar 20, 2023

Changes in this version

+ func Combine(g group.Group, threshold uint, shares []*KeyShare) (*group.Scalar, error)

+ func PolynomialInterpolateConstant(g group.Group, shares []*KeyShare) (*group.Scalar, error)

+ func Verify(g group.Group, id *group.Scalar, pk *group.Element, coms Commitment) bool

+ type Commitment []*group.Element

+ func Commit(g group.Group, polynomial Polynomial) Commitment

+ type KeyShare struct

+ Identifier *group.Scalar

+ SecretKey *group.Scalar

+ type Polynomial []*group.Scalar

+ func NewPolynomial(coefficients uint) Polynomial

+ func (p Polynomial) DeriveInterpolatingValue(g group.Group, id *group.Scalar) (*group.Scalar, error)

+ func (p Polynomial) Evaluate(g group.Group, x *group.Scalar) *group.Scalar

+ type SecretSharing struct

+ func New(g group.Group, threshold uint, polynomial ...*group.Scalar) (*SecretSharing, error)

+ func (s SecretSharing) Shard(secret *group.Scalar, nShares uint) ([]*KeyShare, Polynomial, error)