A hacker claims to have stolen and posted files from global law firm Jones Day on the dark web; Jones Day says a file-sharing company it used was compromised (Wall Street Journal)

Wall Street Journal:
A hacker claims to have stolen and posted files from global law firm Jones Day on the dark web; Jones Day says a file-sharing company it used was compromised  —  Firm disputes network breach, says its file-transfer company was compromised  —  A hacker claims to have stolen files belonging …