Jared Rice, Sr., pleaded guilty to duping investors out of more than $4 million.
Scams involving celebrity endorsements of digital assets are becoming more common.
One individual must pay more than $3 million and hand over a wallet containing 190 bitcoins.
DeFi projects that reward participants with incentives or digital tokens could be subject to SEC regulation, the SEC chairman said.
The Ethereum Strategy ETF would invest in ETH futures contracts and an array of other indirect ether products.
VanEck unsuccessfully tried to list a similar fund in 2017.
The exchange violated securities law, according to the SEC.
This is the SEC's first securities case involving decentralized finance technology.
The SEC chairman's comments this week are causing issuers to readjust their expectations for the approval of a spot bitcoin ETF.
Quintenz's comment follows remarks by SEC Chairman Gary Gensler, who this week reiterated his view that stock and "stable value tokens backed by securities" qualify as securities.
Bitcoiners were quite receptive to the new SEC chair’s sweeping statement of purpose on crypto regulation. Others, predictably, were not.
The SEC chair spoke of the agency's desire to "stitch together" consumer protection for tokens sold as securities and tokens sold as commodities.