We recommend that you set up both options right away. Available from specialist electronics retailers or directly from the manufacturer. USB security key You can use any key of your choice, as long as it supports the FIDO2 standard. For authentication, you need one of the following two factors: This process is similar to a TAN authentication as requiered for online banking. XENTRY Diagnosis has become even more secure!įor commissioning, programming and coding of ECUs (XENTRY Flash) an additional, second authentication is mandatory for each user.