International students are scrubbing their social media or in some case reevaluating their decision to study in the U.S. after the Trump administration announced new visa screenings without offering specific insight into what could get someone on the no-entry list.

Companies that specialize in mass deletions of posts have seen an uptick in services since the Department of Homeland Security's announcement. But clearing out everything the administration finds controversial could raise other alarms, leaving foreign students in a bind.

"I think students have pretty much assumed that anything is open for interpretation or misinterpretation, and so as a result, they're extremely cautious when it comes to engaging with social media moving forward,” said Fanta Aw, executive director and CEO of the Association of International Educators, or NAFSA.

The new screenings were announced in June after a three-week pause on visa interviews to update the policy, part of a broader Trump crackdown on both legal and illegal........

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