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Public terminals for service provision provide high convenience to users due to their constant availability. Yet, the interaction with them lacks security and privacy as it takes place in a public setting. Additionally, users have to wait in line until they can interact with the terminal. In comparison to that, personal mobile devices allow for private service execution. Since many services, like withdrawing money from an ATM, require physical presence at the terminal, hybrid approaches havedoi:10.1145/2406367.2406422 dblp:conf/mum/SeifertLR12 fatcat:qi64w3hq5nfa5eggboqhlx53ti