A growing number of well-known online merchants make use of an authentication method based on a mobile app and which requires you to have LuxTrust Mobile. In case you have not yet installed and activated LuxTrust Mobile, the purchase will immediately be refused. 

Solution:  We recommend to download and activate LuxTrust Mobile in order to avoid any disturbance of this kind in the future. More information can be found under www.spuerkeess.lu/en/Luxtrust-mobile. Don’t hesitate to contact the LuxTrust Helpdesk under (+352) 24 550 550 in case you need help.