Keyphrases
- multi party non repudiation
- covert channel
- trusted third party
- mobile payment
- secure electronic
- lightweight
- electronic commerce
- security requirements
- formal analysis
- digital signature
- coloured petri nets
- network simulator
- communication protocol
- wireless networks
- case study
- security analysis
- security mechanisms
- network protocols
- payment systems
- signature scheme
- end to end
- digital images