If they provided a satisfactory ID, they were fine.
If they had left their ID at home, the officials confronted them and took their picture. The purpose of the campaign was to reveal hired cheaters, students who take tests for other students. The majority of students at the university applauded the new strategy. With awareness of increasing dishonesty in today's society, it's sometimes implied that in "the good old days" people were better, happier, and more honest. Were they more honest? Maybe yes, maybe no. Long ago, all American schoolchildren knew the historical story of how Abraham Lincoln walked five miles to return a penny he had overcharged a customer. It's the kind of story that we think of as myth. But in the case of Lincoln, the story is true. Like the Lincoln tale, every society has stories stressing the absolute value of honesty.