Introduction The importance of secure data encryption continuously increases with every device that joins a public network. In the emerging IoT these will exceed the usual computers, laptops, tablets or smartphones, adding many new targets and ports for malevolent parties to steal our private information. As a major channel for data transfer between the users…
Read MoreIntroduction and Motivation Cryptography is fundamentally important for securing data, whether that data is in transit over the internet or at rest on a storage device. In the past, cryptography relied on algorithms and codes that were kept secret. This, however, proved impractical when parties who did not know each other in advance wanted to…
Read MoreAs Bitcoin and other cryptocurrencies ramp up towards mass-market deployments, blockchain technology faces an under-appreciated technical challenge. In order to securely hold and transfer blockchain documents, all participants will need to create truly unguessable encryption keys. For this purpose, we’ve all come to rely on the random-number source that’s built into the Linux operating system.…
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