An implementation of BLSCT in Swift. BLSCT is a privacy protocol developed by Navcoin, which merges Boneh-Lynn-Shacham (BLS) Signatures and Confidential Transactions (CT). BLSCT transactions are currently not supported, but will be added in a future release.
Platforms
macOS 11+
iOS 14+
Installation
Swift Package Manager
Add the following line to your Package.swift file:
…or integrate with Xcode via File -> Swift Packages -> Add Package Dependency... using the URL of the repository.
Usage
import BLSCT
// Private BLS keys
let mclPreparator: MCLPreparing = MCLPreparator()
let privateBLSKeyDerivator: PrivateBLSKeyDerivating = PrivateBLSKeyDerivator()
let privateBLSMasterKeyDerivator: PrivateBLSMasterKeyDerivating = PrivateBLSMasterKeyDerivator(privateBLSKeyDerivator: privateBLSKeyDerivator)
let privateBLSChildKeyDerivator: PrivateBLSChildKeyDerivating = try PrivateBLSChildKeyDerivator(privateBLSKeyDerivator: privateBLSKeyDerivator, mclPreparator: mclPreparator)
let privateBLSKeysDerivator: PrivateBLSKeysDerivating = PrivateBLSKeysDerivator(privateBLSMasterKeyDerivator: privateBLSMasterKeyDerivator, privateBLSChildKeyDerivator: privateBLSChildKeyDerivator)
let privateBLSKeys = try privateBLSKeysDerivator.privateKeys(base58CheckEncodedPrivateMasterKey: "xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi") // (privateBLSViewKey, privateBLSSpendKey, privateBLSBlindingKey)
// Public BLS keys
let publicBLSKeysDerivator: PublicBLSKeysDerivating = try PublicBLSKeysDerivator(privateBLSViewKey: privateBLSKeys.privateBLSViewKey, privateBLSSpendKey: privateBLSKeys.privateBLSSpendKey, mclPreparator: mclPreparator)
let publicBLSKeys = try publicBLSKeysDerivator.publicKeys(accountIndex: 0, subAddressIndex: 0) // (publicBLSViewKey, publicBLSSpendKey)
// Address
let addressCoder: AddressCoding = AddressCoder()
let address = addressCoder.address(publicBLSViewKey: publicBLSKeys.publicBLSViewKey, publicBLSSpendKey: publicBLSKeys.publicBLSSpendKey)
// e.g. xNVM1yykP9cSc737VCMzP8kWR77gPn1iujPitHRm6urfrVRDLbNinxsRTZb3CCsYCD3Uqj3RCQubEYaHj3XKmGMbFTDctT2JVJ6CCazXomPmoiPGB3qf8rfKp7NEyzKupjeSD4CfkKS
Find out more by exploring the public API, and by looking through the tests. If you’re creating a wallet, make sure to store the publicBLSSpendKey alongside the integer pair (accountIndex, subAddressIndex) used as part of its derivation (as documented here).
License
BLSCT is licensed under the terms of the MIT license. See the LICENSE file for more information.
Donations
If you’ve found this software useful, please consider making a small contribution to one of these crypto addresses:
BLSCT
An implementation of BLSCT in Swift. BLSCT is a privacy protocol developed by Navcoin, which merges Boneh-Lynn-Shacham (BLS) Signatures and Confidential Transactions (CT). BLSCT transactions are currently not supported, but will be added in a future release.
Platforms
Installation
Swift Package Manager
Add the following line to your
Package.swiftfile:…or integrate with Xcode via
File -> Swift Packages -> Add Package Dependency...using the URL of the repository.Usage
Find out more by exploring the public API, and by looking through the tests. If you’re creating a wallet, make sure to store the
publicBLSSpendKeyalongside the integer pair(accountIndex, subAddressIndex)used as part of its derivation (as documented here).License
BLSCTis licensed under the terms of the MIT license. See the LICENSE file for more information.Donations
If you’ve found this software useful, please consider making a small contribution to one of these crypto addresses: