Ubiquitous Secure Cash Withdrawal

The authors have seen an increase use of technology in contactless payment card as well as access cards that make the same Mifare technology. However, it has been shown that such a technology is carrying serious security flows that allow card cloning by suing a simple personal laptop. The use of mobile handheld devices is expanding rapidly within both the business and individual contexts. These devices are now essential tools that offer competitive business advantages in today's growing world of ubiquitous computing environments. The technology advancement has made it possible to embed more facilities in mobile phones. While they provide benefits, they also pose new risks on security by either the information they contain or information that they can access remotely.