The company still has a blanket ban on ads for initial coin offerings and binary options, though. On June 5th, it will also implement a ban on contracts for difference (CFDs). These are complicated financial products that are typically linked to "predatory behavior," Facebook said.

The internet giant said that it softened its approach in light of both feedback and studies of its policy's usefulness. With that said, it also comes soon after reports that Facebook is developing a crypto platform that could be used to transfer funds. Whether intentional or not, the lighter restrictions could increase acceptance for Facebook's blockchain framework and reduce concerns that the company is blocking third parties from promoting the very technology it's using.