1 files changed, 8 insertions, 0 deletions
diff --git a/freestyle_hid/_exceptions.py b/freestyle_hid/_exceptions.py
index 2b803f8..aa71e7c 100644
--- a/freestyle_hid/_exceptions.py
+++ b/freestyle_hid/_exceptions.py
@@ -10,6 +10,10 @@ class ConnectionError(Exception):
     """Errors related to Session establishment."""
 
 
+class EncryptionHandshakeError(ConnectionError):
+    """Errors related to encryption handshake."""
+
+
 class ChecksumError(Exception):
     """Errors related to the transmission checksums."""
 
@@ -18,6 +22,10 @@ class CommandError(Exception):
     """Errors related to the command stream."""
 
 
+class EncryptionNotInitialized(CommandError):
+    """Device needs encryption handshake."""
+
+
 class MissingFreeStyleKeys(Exception):
     """The freestyle-hid-keys package is missing."""