The existence of Internet of Things (IoT) facilitates the collection and transmission of urban
data information. However, it can leak users' personal privacy information in smart cities …

Perfectly-secure cryptography is a branch of information-theoretic cryptography. A perfectly-
secure cryptosystem guarantees that the malicious third party cannot guess anything …

This chapter discusses the reason why we have chosen to study perfectly secure
cryptography (as a branch of information-theoretic cryptography) among the existing …

Blockchain technology is now widely acceptable among emerging technology, with its
evolution in the past three years and acceptability of it among various industries and …

Perfectly secure cryptography is a branch of information-theoretic cryptography. A perfectly
secure cryptosystem guarantees that the malicious third party cannot guess anything …