TY - JOUR T1 - The certification of the Mondex electronic purse to ITSEC Level E6 JO - Formal Aspects of Computing UR - https://doi.org/10.1007/s00165-007-0060-5 PY - 2007/12/12 AU - Woodcock J AU - Stepney S AU - Cooper D AU - Clark J AU - Jacob J ED - DO - DOI: 10.1007/s00165-007-0060-5 PB - Association for Computing Machinery (ACM) VL - 20 IS - 1 SP - 5 EP - 19 Y2 - 2025/11/04 ER -