1 files changed, 23 insertions, 0 deletions
diff --git a/src/main/scala/com/drivergrp/core/crypto.scala b/src/main/scala/com/drivergrp/core/crypto.scala
new file mode 100644
index 0000000..2910260
--- /dev/null
+++ b/src/main/scala/com/drivergrp/core/crypto.scala
@@ -0,0 +1,23 @@
+package com.drivergrp.core
+
+object crypto {
+
+  final case class Macaroon(value: String)
+
+  final case class Base64[T](value: String)
+
+  final case class AuthToken(value: Base64[Macaroon])
+
+  final case class EncryptionKey(value: String)
+
+  final case class DecryptionKey(value: String)
+
+  trait Crypto {
+
+    def keyForToken(authToken: AuthToken): EncryptionKey
+
+    def encrypt(encryptionKey: EncryptionKey)(message: Array[Byte]): Array[Byte]
+
+    def decrypt(decryptionKey: EncryptionKey)(message: Array[Byte]): Array[Byte]
+  }
+}