Why is multi-sig in quotes? Is Coinbase providing its users with a '3' address that is on-block chain, or does this "multi-sig" approach still reside entirely off-block chain.
Edit: I presume that Coinbase still holds on to all of the private keys for Vault accounts. Can someone verify otherwise?
Edit: I presume that Coinbase still holds on to all of the private keys for Vault accounts. Can someone verify otherwise?