diff --git a/src/main/resources/config.yml b/src/main/resources/config.yml
index 79a13a4..49cd3f5 100644
--- a/src/main/resources/config.yml
+++ b/src/main/resources/config.yml
@@ -25,6 +25,7 @@ Redis:
   #use 16 characters long key for AES-128 encryption
   #32 characters long key for AES-256 encryption
   #AES-128 is faster, but less secure (but it is not crackable by today's technology as of 2020, may be crackable by quantum computers)
+  #the AES implementation used in RediSkript uses SIV mode, which makes the same key resistant to cracking for a big count of messages without the need of changing the key very often
   EncryptMessages: true
   #EncryptionKey and MacKey must be different
   EncryptionKey: "16CHARACTERS KEY"