@article{id_9587, title = "Detecting Stealthy Backdoors and Port Knocking Sequences through Flow Analysis", author = "Von Eye, F. and Grabatin, M. and Hommel, W.", journal = "PIK – Praxis der Informationsverarbeitung und Kommunikation. Hrsg.: Müller", volume = "Band 38. Heft 3-4", year = "2016", pages = "S. 97-104", }