The invention of public-key cryptography makes many new network applications, such as electronic commerce (CE), possible. However, the widely used Internet is open and unprotected....
Safe long-term storage of user private keys is a problem in client/server systems. The problem can be addressed with a roaming system that retrieves keys on demand from remote cred...
- Security is a primary concern in group communication, and secure authentication is essential to establishing a secure group communication. Most conventional authentications consi...
Two common tools in Linux- and UNIX-based environments are SSH for secure communications and sudo for performing administrative tasks. These are independent programs with substant...
Quantum key distribution (QKD) promises secure key agreement by using quantum mechanical systems. We argue that QKD will be an important part of future cryptographic infrastructur...