crypto

func DecryptDataWithAES256 ¶

func DecryptDataWithAES256(secretKey []byte, additional []byte, ciphertext []byte) ([]byte, error)

DecryptDataWithAES256 combines secretKey and secondKey to decrypt AES256-GCM.

func EncryptDataWithAES256 ¶

func EncryptDataWithAES256(secretKey, additional, data []byte) ([]byte, error)

EncryptDataWithAES256 combines secretKey and secondKey to encrypt with AES256-GCM method.

func EncryptDataWithSecp256k1 ¶

func EncryptDataWithSecp256k1(pubKeyByte []byte, data []byte) ([]byte, error)

EncryptDataWithSecp256k1 encrypts data using recipient public key (ECIES) Secp256k1 is the only supported elliptic curve for encryption.

func GenerateMnemonic ¶

func GenerateMnemonic() (string, error)

GenerateMnemonic create a new mnemonic

func GeneratePrivateKeyFromMnemonic ¶

func GeneratePrivateKeyFromMnemonic(mnemonic string, coinType uint32) (secp256k1.PrivKey, error)

GeneratePrivateKeyFromMnemonic when a valid mnemonic is inputted, it returns a PrivKey and error is nil. If the mnemonic is not valid, an error is not nil.

func GenerateRandomKey ¶

func GenerateRandomKey(size int) ([]byte, error)

func Hash ¶

func Hash(data []byte) []byte

Hash with SHA256.