security

func Decrypt ¶

func Decrypt(cipherText string, key string) ([]byte, error)

Decrypt decrypts encrypted text with key (must be valid 32 chars aes key).

func Encrypt ¶

func Encrypt(data []byte, key string) (string, error)

Encrypt encrypts data with key (must be valid 32 char aes key).

func NewToken ¶

func NewToken(payload jwt.MapClaims, signingKey string, secondsDuration int64) (string, error)

NewToken generates and returns new HS256 signed JWT token.

func ParseJWT ¶

func ParseJWT(token string, verificationKey string) (jwt.MapClaims, error)

ParseJWT verifies and parses JWT token and returns its claims.

func ParseUnverifiedJWT ¶

func ParseUnverifiedJWT(token string) (jwt.MapClaims, error)

ParseUnverifiedJWT parses JWT token and returns its claims but DOES NOT verify the signature.

func RandomString ¶

func RandomString(length int) string

RandomString generates a random string with the specified length.

The generated string is cryptographically random and matches [A-Za-z0-9]+ (aka. it's transparent to URL-encoding).

func RandomStringWithAlphabet ¶

func RandomStringWithAlphabet(length int, alphabet string) string

RandomStringWithAlphabet generates a cryptographically random string with the specified length and characters set.

func S256Challenge ¶

func S256Challenge(code string) string

S256Challenge creates base64 encoded sha256 challenge string derived from code. The padding of the result base64 string is stripped per RFC 7636.