io.werval.api

Interface Crypto

public interface Crypto

Cryptography service.

Method Summary

Modifier and Type	Method and Description
Hashids	hashids() Hashids salted using the application's secret.
byte[]	hmacSha256(byte[] message) Sign given message with the Application's secret using HMAC SHA-256.
byte[]	hmacSha256(byte[] message, byte[] secret) Sign given message with the given secret using HMAC SHA-256.
String	hmacSha256Hex(CharSequence message) Sign given message with the Application's secret using HMAC SHA-256.
String	hmacSha256Hex(CharSequence message, String secret) Sign given message with the given secret using HMAC SHA-256.
byte[]	newSecret() Generate a 256 bits long secret.
String	newSecretBase64() Generate a 256 bits long secret encoded in Base64.
String	newSecretHex() Generate a 256 bits long secret encoded in hexadecimal.
byte[]	secret() Application secret.
byte[]	sha256(byte[] message) Generate a hash of the given message using SHA-256.
byte[]	sha256(CharSequence message) Generate a hash of the given message using SHA-256.
String	sha256Base64(CharSequence message) Generate a hash of the given message using SHA-256.
String	sha256Hex(CharSequence message) Generate a hash of the given message using SHA-256.

Method Detail

secret

byte[] secret()

Application secret.

Returns:

Application secret bytes.

newSecret

byte[] newSecret()

Generate a 256 bits long secret.

Returns:

The generated secret bytes

newSecretHex

String newSecretHex()

Generate a 256 bits long secret encoded in hexadecimal.

Returns:

The generated secret encoded in hexadecimal as String

newSecretBase64

String newSecretBase64()

Generate a 256 bits long secret encoded in Base64.

Returns:

The generated secret encoded in Base64, Basic profile, as String

hmacSha256

byte[] hmacSha256(byte[] message)

Sign given message with the Application's secret using HMAC SHA-256.

Parameters:

message - Message to sign

Returns:

Message signature bytes

hmacSha256

byte[] hmacSha256(byte[] message,
                  byte[] secret)

Sign given message with the given secret using HMAC SHA-256.

Parameters:

message - Message to sign

secret - Secret to use

Returns:

Message signature bytes

hmacSha256Hex

String hmacSha256Hex(CharSequence message)

Sign given message with the Application's secret using HMAC SHA-256.

Parameters:

message - Message to sign

Returns:

Message signature encoded in hexadecimal as String

hmacSha256Hex

String hmacSha256Hex(CharSequence message,
                     String secret)

Sign given message with the given secret using HMAC SHA-256.

Parameters:

message - Message to sign

secret - Secret to use

Returns:

Message signature encoded in hexadecimal as String

sha256

byte[] sha256(byte[] message)

Generate a hash of the given message using SHA-256.

Parameters:

message - Message to hash

Returns:

Message hash

sha256

byte[] sha256(CharSequence message)

Generate a hash of the given message using SHA-256.

Parameters:

message - Message to hash

Returns:

Message hash

sha256Hex

String sha256Hex(CharSequence message)

Generate a hash of the given message using SHA-256.

Parameters:

message - Message to hash

Returns:

Message hash encoded in hexadecimal as String

sha256Base64

String sha256Base64(CharSequence message)

Generate a hash of the given message using SHA-256.

Parameters:

message - Message to hash

Returns:

Message hash encoded in Base64, Basic profile, as String

hashids

Hashids hashids()

Hashids salted using the application's secret.

Returns:

Hashids salted using the application's secret