–The story on the Coinfire web site sounded alarming to firms in the “Bitcoin 2.0” arena: the Securities and Exchange Commission had sent inquiries about the issuance of unregistered securities to “hundreds of bitcoin companies.”

But while the story stirred speculation that these firms’ popular “crowdsale” strategies for raising funds with digital currency could run afoul of SEC rules on share issuance, some of the biggest players in this nascent industry say they have so far received no communication from the agency.