TY - CHAP A1 - Schmidt, Holger ED - Massacci, Fabio ED - Redwine Jr., Samuel T. ED - Zannone, Nicola T1 - Pattern-Based Confidentiality-Preserving Refinement T2 - Engineering Secure Software and Systems: First International Symposium ESSoS 2009, Leuven, Belgium, February 4-6, 2009. Proceedings KW - data transmission KW - security requirement KW - problem frame KW - adversary model KW - security requirement engineering Y1 - 2009 UR - https://link.springer.com/chapter/10.1007%2F978-3-642-00199-4_5 SN - 978-3-642-00198-7 U6 - https://doi.org/10.1007/978-3-642-00199-4_5 VL - LNCS, 5429 SP - 43 EP - 59 PB - Springer CY - Berlin, Heidelberg ER -