We used to treating information received (from recognized sources) as trustworthy, which is unfortunately not true because of attacks. The situation can get worse with the emerging...
It is sometimes argued (as in [6]) that finding meaningful hash collisions might prove difficult. We show that at least one of the arguments involved is wrong, by showing that for...
The lack of trust amongst consumers and concerns about disclosing personal information are commonly seen as a major impediment to the growth of e-commerce. This is a consequence o...
Digital watermarking is a process that embeds an imperceptible signature or watermark in a digital file containing audio, image, text or video data. The watermark is later used to...
Arun Kejariwal, Sumit Gupta, Alexandru Nicolau, Ni...
Abstract. We propose a general transformation that maps a cryptographic protocol that is secure in an extremely weak sense (essentially in a model where no adversary is present) in...