Today, the world of information systems and business processes is experiencing a shift in its status quo. Systems designed and operated in a centralized manner are now getting decentralized, either completely or partly, thanks to blockchain technology—specifically, distributed ledger technology (DLT), which is enabling this paradigm shift. For more about this article … [Read more...] about Blockchain perspectives, mining, and types: An introductory tutorial
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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