Precinct chairs will receive preconfigured iPads, purchased by the party, and will access the calculator through a “secure Google web form,” the state party said in a memo to presidential campaigns. Results will be transmitted through a secure hotline and verified either through the online calculator or with paper reporting sheets…

Yet the advisory did little to explain how caucus results will be processed, verified and published by the state party — questions that hobbled the process in Iowa — and was not expected to fully allay concerns from security experts, activists and campaigns…

“I think transmitting the results over the Internet could probably elevate the risk someone could interfere with that if they wanted to sow mistrust or doubt,” said Marian Schneider, the president of Verified Voting, a nonprofit promoting election integrity. “We would recommend they do not do that.”