The most prominent exchange swapping the most BCH at the moment is Bitfinex as it captures over 73 percent of the volume according to Cryptocompare data. (ccinews.net)
Since I didn't want to have to bother with encryption keys, housing bitcoin details on my own hardware, etc., I researched some of the more prominent exchanges, figuring I had to put some form of trust in the most prominent ones or not bother at all. (darwinsmoney.com)
TechCrunch understands that the government has been in contact with prominent exchanges to gather information, while — as reported by Reuters — it has visited some exchanges. (beta.techcrunch.com)