Practical Byzantine Fault Tolerance is usually a consensus algorithm released while in the late 90s by Barbara Liskov and Miguel Castro. pBFT was designed to work proficiently in asynchronous(no upper bound on when the reaction on the request will be received) units. It's optimized for reduced overhead time. Its https://financefeeds.com/judge-rejects-ripple-sec-bid-to-cut-125m-fine-revisit-xrp-ruling/