Recent polls have the U.S. public split on whether the FBI should able to force Apple to cooperate.
Fight for the Future hopes the education campaign targeting the public will have a "trickle up effect" on lawmakers, judges and other decision-makers, Greer said.
Fight for the Future was founded in 2011, but the relatively new group has enlisted tens of thousands of websites and hundreds of thousands of people in some of its past campaigns.
The group organized small flash protests against the FBI's position in about 40 cities last month.
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