TY  - CONF
A1  - Urban, Tobias
A1  - Riedel, René
A1  - Schmuntzsch, Ulrike
A1  - Pohlmann, Norbert
A1  - Rötting, Matthias
T1  - Riddle me this! Context Sensitive CAPTCHAs”
T2  - Konferenz: EuroUSEC 2017 Workshop. The 2nd European Workshop on Usable Security. 29. April 2017 in Paris, Frankreich
Y1  - 2017
UR  - https://whge.opus.hbz-nrw.de/frontdoor/index/index/docId/3472
UR  - https://norbert-pohlmann.com/wp-content/uploads/2018/01/367-Riddle-me-this-Context-Sensitive-CAPTCHAs-Prof.-Norbert-Pohlmann.pdf
ER  -