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Facebook ups its game as social media giant releases second version of LibraBFT

Just a few months ago, social media giant Facebook announced its entry into the cryptospace with its native cryptocurrency, Libra. However, in light of Facebook’s history, the SEC has been drowning the firm in regulatory obligations. Since then, Facebook has been striving to up its game in order to fulfil all the requirements put forth by the SEC.


Facebook’s Libra uses a “robust and efficient state machine replication system” devised for the Libra Blockchain called LibraBFT. In order to achieve scalability and security, the LibraBFT is based on HotStuff, a protocol that elevates the advancements in Byzantine Fault Tolerance [BFT].


In a recent update about the same, Libra revealed LibraBFTv2, the latest version of the aforementioned protocol. According to the blog post, the latest protocol shelters optimizations that were created to minimize networking, while promoting commit latency of the blockchain.


The blog post further detailed the mechanism of LibraBFT, according to which the ultimatum is to achieve round synchronization between the nodes using LibraBFT. The duration of time where a particular leader is esteemed to drive progress by offering a block [B], accumulating votes [V] and broadcasting a quorum certificate [C], is what a round is. The purpose of the round synchronization is to carry out the same round with an adequately long overlap, further allowing the leader of a particular round to succeed. Read More...

#Facebook #Libra

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