The Internet of Things (IoT) typically comprises sensors that have inadequate computational resources. On the contrary, blockchain technology is thought to be expensive in terms of resource consumption due to the consensus procedures involved. As a result, the application of blockchain to the IoT environment is a challenging task. The most appropriate solution lies in replacing … [Read more...] about Blockchain meets lightweight cryptography
Authentication
Digital watermarking—A tutorial
Digital watermarking is a technique in which secret information is embedded inside a host signal, which may be an audio, video, or image signal. Watermarking is also defined as a branch of information hiding that is used to hide proprietary information in digital media. Digital watermarking may be used for authentication, integrity, or information security. In this article, we … [Read more...] about Digital watermarking—A tutorial