Update ACL terminology in known issues document

Author: sandys29

articles/storage/blobs/secure-file-transfer-protocol-known-issues.md

@@ -71,13 +71,13 @@ To learn more, see [SFTP permission model](secure-file-transfer-protocol-support
 
 - There's a 2-minute time out for idle or inactive connections. OpenSSH will appear to stop responding and then disconnect. Some clients reconnect automatically.
 
-### Default ACLs and extended ACLs
+### Access ACLs and Default ACLs
 
-SFTP doesn't currently support **default ACLs** or **extended ACLs** (ACL entries beyond the POSIX `user::`, `group::`, and `other::` entries, such as named users or named groups).
+SFTP doesn't currently support **default ACLs** or **Additional Access ACLs** (ACL entries beyond the POSIX `user::`, `group::`, and `other::` entries, such as named users or named groups).
 
-If any directory in the access path (including the user's home directory) has default ACLs or extended ACLs set, SFTP operations can fail with `Permission denied`, even when the connecting user isn't referenced by those ACL entries.
+If any directory in the access path (including the user's home directory) has default ACLs or additional ACL entries set, SFTP operations can fail with `Permission denied`, even when the connecting user isn't referenced by those ACL entries.
 
-**Workaround:** Remove default ACLs and any extended ACL entries from all directories in the SFTP access path (including the user's home directory) so that only POSIX `user::`, `group::`, and `other::` entries remain before attempting the SFTP operation again.
+**Workaround:** Remove default ACLs and any Additional ACL entries from all directories in the SFTP access path (including the user's home directory) so that only POSIX `user::`, `group::`, and `other::` entries remain.
 
 ## Other