General-purpose communication systems such as GSM and UMTS have been in the focus
of security researchers for over a decade now. Recently also technologies that are only used …

Right after its introduction, GSM security was reviewed in a mostly theoretical way,
uncovering some major security issues. However, the costs and complexity of the required …

Malicious injection of cellular signaling traffic from mobile phones is an emerging security
issue. The respective attacks can be performed by hijacked smartphones and by malware …

A close look at the ETSI (European Telecommunications Standards Institute). GSM standard
shows that most of the security features were designed from an operator perspective with a …

Nowadays, short message service (SMS) is being used in many daily life applications,
including healthcare monitoring, mobile banking, mobile commerce, and so on. But when …

GSM and UMTS mobile radio network will coexist for a few years. Security of interoperation
between GSM and UMTS becomes more important. This paper proposes a high security …

As a consequence of the growing popularity of smart mobile devices, mobile malware is
clearly on the rise, with attackers targeting valuable user information and exploiting …

The goal of providing a totally secure mobile based internet banking environment continues
to be a moving target exacerbated by the free and readily available flow of information on …

GSM Networks were initially designed for communication purpose and security aspect was
not covered in the system, but now different systems are using diverse encryption …

The integration of the Personal Digital Assistant (PDA) and the cellular phone into the
Smartphone presents a considerable security risk. Many Smartphones are sold to corporate …