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A Distributed Lock Manager (DLM for short) is a service that arbitrates access to some shared resource. DLMs are conceptually very similar to non-distributed lock managers from multi-threaded operating systems (except they are distributed of course...
Proofs of Work and their usefulness We all know about the concept of Proof of Work, Bitcoin being the most famous implementation. Proof of Work aims to show that the prover has certain computational power, or in other words - CPU. Bitcoin's PoW is a...
We all know what Public-Key Cryptography is :). As opposed to symmetric cryptography where there is only one key, in PKC there are at least two keys: one for encryption and one for decryption. In more general sense, we have two (or more) keys, whose ...
