A 51% attack is one of the most talked-about threats in cryptocurrency - but also one of the most misunderstood. At its core, it's a method of taking control of a blockchain by owning the majority of ...

Monero, the leading privacy-focused cryptocurrency, is facing one of the most serious security challenges in its history. Qubic, a project led by IOTA co-founder Sergey Ivancheglo, says it now ...

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