“American Charged With Spying in Russia ‘Didn’t Know He Had State Secrets’,” The Wall Street Journal, January 23, 2019. Man receives a flash drive, which is later claimed to contain classified Russian material.
The fact that the information was on a flash drive complicates the point, but how do you know whether something is classified, or secret, or in fact belongs to someone else? Does it have a label or a stamp? Is it on paper of a different color? If it’s digital, does something pop up when you try to open it? And if it labelled, is the label accurate?
How does a company control distribution of sensitive documentary and digital materials?