diff --git a/app/src/main/resources/rules.txt b/app/src/main/resources/rules.txt
index 6af8e16..6a67a77 100644
--- a/app/src/main/resources/rules.txt
+++ b/app/src/main/resources/rules.txt
@@ -1,6 +1,6 @@
 //Standardized definitions
 digit = [0-9];
-port = ((6553[0-5])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|([0-5]{0,5})|([0-9]{1,4}));
+port = (6553[0-5])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|([0-5]{0,5})|([0-9]{1,4});
 size = [0-9]{1,10};
 line = \r\n;
 visiblechar = \p{Print};
@@ -18,4 +18,4 @@ file_info = [A-Za-z0-9.]{50,200}\s[0-9]{1,10}\s[A-Za-z0-9.]{50,200};
 login = [A-Za-z0-9]{2,20};
 
 //StorBackEnd to FileFrontEnd
-sbe_hello =
\ No newline at end of file
+sbe_hello = ^(HELLO)\s([A-Za-z0-9.]{5,20})\s((6553[0-5])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([0-5][0-9]{4})|([0-9]{1,4}))$; //\r\n -> à tester
\ No newline at end of file