crypto

Nov 24, 2020

Changes in this version

+ func DynamicTruncate(hmacResult []byte, digits int) string

+ func GenerateTOTPQRCodePNG(key, issuer, user string, period time.Duration, length int) ([]byte, error)

+ func GenerateTOTPURI(key, issuer, user string, period time.Duration, length int) string

+ func HOTP(key string, counter uint64, length int) (string, error)

+ func HOTPCompare(key string, counter uint64, length int, challenge string) (bool, error)

+ func NewOTPKey() (string, error)

+ func TOTP(key string, period time.Duration, vary int, length int) (string, error)

+ func TOTPCompare(key string, period time.Duration, adjust int, length int, challenge string) (bool, error)

+ func TOTPCompareWithVariance(key string, period time.Duration, length int, variance uint, challenge string) (bool, error)

Mar 16, 2020

Changes in this version

+ const AES256KeySize

+ func Hash(password string, salt string) string

+ func HashAndSalt(password string) (hash string, salt string)

+ func HashMD5(plaintext []byte) string

+ func NewIncompleteDataError() errors.TracerError

+ func NewRSAPrivateKeyNotSetError() errors.TracerError

+ func NewRSAPublicKeyNotSetError() errors.TracerError

+ type AESEncryption struct

+ func (AESEncryption) GenerateKey() []byte

+ func (a *AESEncryption) Decrypt(ciphertext []byte) (plaintext []byte, err error)

+ func (a *AESEncryption) Encrypt(plaintext []byte) (ciphertext []byte, err error)

+ func (a *AESEncryption) GetKey() []byte

+ func (a *AESEncryption) GetType() CipherType

+ func (a *AESEncryption) RotateKey() []byte

+ func (a *AESEncryption) SetKey(key []byte) error

+ func (a *AESEncryption) Sign(plaintext []byte) (signature []byte, err error)

+ func (a *AESEncryption) Verify(plaintext []byte, signature []byte) (err error)

+ type CipherType uint8

+ const AES

+ const None

+ const RSA

+ func (ct CipherType) String() string

+ type Encryption interface

+ Decrypt func(ciphertext []byte) (plaintext []byte, err error)

+ Encrypt func(plaintext []byte) (ciphertext []byte, err error)

+ GetType func() CipherType

+ Sign func(plaintext []byte) (signature []byte, err error)

+ Verify func(plaintext []byte, signature []byte) (err error)

+ func NewAES(key []byte) (Encryption, error)

+ func NewNoEncryption() Encryption

+ type IncompleteDataError struct

+ func (err *IncompleteDataError) Error() string

+ func (err *IncompleteDataError) Trace() []string

+ type NoEncryption struct

+ func (ne *NoEncryption) Decrypt(ciphertext []byte) (plaintext []byte, err error)

+ func (ne *NoEncryption) Encrypt(plaintext []byte) (ciphertext []byte, err error)

+ func (ne *NoEncryption) GetType() CipherType

+ func (ne *NoEncryption) Sign(plaintext []byte) (signature []byte, err error)

+ func (ne *NoEncryption) Verify(plaintext []byte, signature []byte) (err error)

+ type RSAEncryption struct

+ func NewRSAEncryption() *RSAEncryption

+ func (r *RSAEncryption) Decrypt(ciphertext []byte) (plaintext []byte, err error)

+ func (r *RSAEncryption) DecryptAndVerify(ciphertext []byte, signature []byte) (plaintext []byte, err error)

+ func (r *RSAEncryption) Encrypt(plaintext []byte) (ciphertext []byte, err error)

+ func (r *RSAEncryption) EncryptAndSign(plaintext []byte) (signature []byte, ciphertext []byte, err error)

+ func (r *RSAEncryption) GenerateKey() *rsa.PrivateKey

+ func (r *RSAEncryption) GetPrivateKey() *rsa.PrivateKey

+ func (r *RSAEncryption) GetPublicKey() *rsa.PublicKey

+ func (r *RSAEncryption) GetType() CipherType

+ func (r *RSAEncryption) MarshalPrivateKey() ([]byte, error)

+ func (r *RSAEncryption) MarshalPrivatePublicKey() ([]byte, error)

+ func (r *RSAEncryption) MarshalPublicKey() ([]byte, error)

+ func (r *RSAEncryption) SetPrivateKey(key *rsa.PrivateKey)

+ func (r *RSAEncryption) SetPublicKey(key rsa.PublicKey)

+ func (r *RSAEncryption) Sign(plaintext []byte) (signed []byte, err error)

+ func (r *RSAEncryption) UnmarshallPrivateKey(bytes []byte) error

+ func (r *RSAEncryption) UnmarshallPublicKey(bytes []byte) error

+ func (r *RSAEncryption) Verify(plaintext []byte, signature []byte) error

+ type RSAPrivateKeyNotSetError struct

+ func (err *RSAPrivateKeyNotSetError) Error() string

+ func (err *RSAPrivateKeyNotSetError) Trace() []string

+ type RSAPublicKeyNotSetError struct

+ func (err *RSAPublicKeyNotSetError) Error() string

+ func (err *RSAPublicKeyNotSetError) Trace() []string