log.debug("Final preauth integrity hash " + Hexdump.toHexString(this.preauthIntegrityHash));
                        }
                        Smb2SigningDigest dgst =
                                new Smb2SigningDigest(this.sessionKey, negoResp.getDialectRevision(), this.preauthIntegrityHash);
                        // verify the server signature here, this is not done automatically as we don't set the