What are encrypted phones—and what is their big benefit? We consulted tech experts, including cybersecurity consultant Tom ...

In analogy to the well-known notion of finite-state compressibility of individual sequences, due to Lempel and Ziv, we define a similar notion of “finite-state encryptability” of an individual ...

The longest series of this kind known at present consists of forty prime numbers. It begins with 41, 43, 47, 53 … and ends with … 1373, 1447,1523,1601, a truly extraordinary sequence.

This article discusses a joint encryption-then-compression-based watermarking scheme for copyright protection and content verification in variety of applications. In this scheme, redundant discrete ...