Zerohash is in talks to raise $250 million at $1.5 billion valuation after walking away from Mastercard takeover

The company recently walked away from multi-billion dollar acquisition talks with Mastercard, instead opting to remain independent. What to know : Zerohash is in talks to raise $250 million at a $1.5 billion valuation, according to a source. The crypto firm recently pulled out of acquisition talks with Mastercard after it decided to remain independent. The credit card giant is said to be considering a strategic investment in Zerohash.