Direct Integration with Bitcoin

[Zane]

Long Term R&D: General Integration (Proposal)

This is a quick answer from the top of my head: Various other projects have implemented threshold ECDSA as well, but to the best of my knowledge, all of them have some shortcomings in properties that make the resulting system problematic for real-world use. And I recall to have seen a couple of exploits, at least one at the protocol level where the private key could be reconstructed after a (rather small) number of computed signatures, of threshold ECDSA implementations as well. One notable pro…