For DSM 7.0 and above: · Go to Control Panel > File Services > SMB and click Advanced Settings. · Select Force from the Enable server signing ...
SMB2 does not allow for signing to be disabled. It is only possible for it to be required or not required. See this Technet article for more information about ...
SMB signing essentially signs each packet with a digital signature so the client and server can confirm where they originated from as well as the authenticity ...
Due to a regression introduced in Samba 4.0.0, an explicit server signing = mandatory in the [global] section of the smb.conf was not enforced for clients ...