In this paper we consider techniques for designing and analysing distributed security transactions. We present a layered approach, with a highlevel security transaction layer running on top of a lower-level secure transport protocol. The secure transport protocol provides protection against dishonest outsiders, while the transaction layer can be designed to provide protection against dishonest ...

digital preservation refers to an important aspect that most iranian digital library initiatives lack. this component is security. while a digital library may be misconceived as an information supply space without a physical form, the same security concerns in force for operation of physical library are valid. unlike the analog materials, all digital copies of digital materials are original. a ...

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Writing secure code is something most developers know little about. As a result, software vulnerabilities are quite common. We postulate that, by isolating security as a separate concern, this problem can be al-

Radio Frequency Identification (RFID) technology is emerging as an important tool with applications in a variety of fields. The major concern regarding RFID is the ubiquitous nature of its deployment that extends far beyond the capabilities of any of the tools available today for monitoring any item without an RFID tag. Many of the applications envisioned have a legitimate use. However, this te...

The cloud has emerged as a successful computing paradigm allowing users and organizations to rely on external providers for storing and processing their data and making them available to others. An increasing important priority for the wide adoption and acceptance of cloud computing is the ability of data owners and users to have enforced and assess security guarantees. Guaranteeing security me...

It is important to differentiate between various objects and places in the real world. Any Smartphone equipped with a camera can read the content of QR code directly. QR codes being a two dimensional codes are useful in storing the information .This information isn’t present in human readable form hence an individual cannot anticipate whether this is a valid information or a maliciously manipul...