Two experimental tools to support usage-centered design using l use cases and canonical abstract prototypes are described. The models and methods of usage-centered design are outl...
There are many situations in which it is desirable to protect a piece of software from illegitimate tampering once it gets distributed to the users. Protecting the software code me...
In this work we describe a method for fully distributed authentication using public key cryptography within the Kerberos ticket framework. By distributing most of the authenticati...
In Ciphertext Policy Attribute based Encryption scheme, the encryptor can fix the policy, who can decrypt the encrypted message. The policy can be formed with the help of attribut...
The paper presents selected security aspects related to confidentiality, privacy, trust and authenticity issues of a distributed, agent-based computing. Particular attention has be...