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crypto

package

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Versions in this module

v1

v1.3.4

Mar 17, 2026

v1.3.3

Mar 17, 2026

Changes in this version

+ const JWTAlgHS256

+ const JWTAlgHS384

+ const JWTAlgHS512

type Client

+ func GetClient() *Client

v1.3.2

Mar 13, 2026

Changes in this version

+ var ErrInvalidCiphertext = errors.New("crypto: invalid ciphertext")

+ var ErrInvalidKey = errors.New("crypto: invalid key")

+ var ErrInvalidSignature = errors.New("crypto: signature verification failed")

+ var ErrInvalidToken = errors.New("crypto: invalid JWT token")

+ var ErrMissingClient = errors.New("crypto: client not configured, call Configure first")

+ var ErrTokenExpired = errors.New("crypto: JWT token expired")

+ var ErrUnsupportedAlg = errors.New("crypto: unsupported algorithm")

+ func Configure(config *Config) error

+ func DecryptAES(ciphertext []byte) ([]byte, error)

+ func DecryptAESString(ciphertext string) (string, error)

+ func DecryptAESWithKey(ciphertext []byte, key string) ([]byte, error)

+ func DecryptRSA(ciphertext []byte) ([]byte, error)

+ func DecryptRSAWithKey(ciphertext []byte, privateKey []byte) ([]byte, error)

+ func EncryptAES(plaintext []byte) ([]byte, error)

+ func EncryptAESString(plaintext string) (string, error)

+ func EncryptAESWithKey(plaintext []byte, key string) ([]byte, error)

+ func EncryptRSA(plaintext []byte) ([]byte, error)

+ func EncryptRSAWithKey(plaintext []byte, publicKey []byte) ([]byte, error)

+ func SignJWT(claims JWTClaims) (string, error)

+ func SignJWTWithAlg(claims JWTClaims, alg string) (string, error)

+ func SignRSA(data []byte) ([]byte, error)

+ func SignRSAWithKey(data []byte, privateKey []byte) ([]byte, error)

+ func VerifyRSA(data, signature []byte) error

+ func VerifyRSAWithKey(data, signature []byte, publicKey []byte) error

+ type Client struct

+ func NewClient(config *Config) (*Client, error)

+ func (c *Client) DecryptAES(ciphertext []byte) ([]byte, error)

+ func (c *Client) DecryptRSA(ciphertext []byte) ([]byte, error)

+ func (c *Client) EncryptAES(plaintext []byte) ([]byte, error)

+ func (c *Client) EncryptRSA(plaintext []byte) ([]byte, error)

+ func (c *Client) ParseJWT(token string) (*JWTClaims, error)

+ func (c *Client) SignJWT(claims JWTClaims) (string, error)

+ func (c *Client) SignJWTWithAlg(claims JWTClaims, alg string) (string, error)

+ func (c *Client) SignRSA(data []byte) ([]byte, error)

+ func (c *Client) VerifyRSA(data, signature []byte) error

+ type Config struct

+ AESKey string

+ JWTExpiry time.Duration

+ JWTPrivateKey []byte

+ JWTPublicKey []byte

+ JWTSecret string

+ RSAPrivateKey []byte

+ RSAPublicKey []byte

+ func DefaultConfig() *Config

+ func (c *Config) Validate() error

+ type JWTClaims struct

+ Custom map[string]interface{}

+ func ParseJWT(token string) (*JWTClaims, error)