Cybersecurity is triggering migraines for litigation and transaction lawyers, CIOs, risk management officers, information governance teams, and scores of other legal professionals. The headaches increased this February, when former National Security Agency contractor Edward Snowden released documents revealing an American law firm’s confidential client communication may have been viewed by an NSA-ally foreign country.

Speculation swirled that it was Mayer Brown; the firm has rebuffed but not denied the assumption. Meanwhile, government spying on law firms (and sharing intelligence with other agencies) even hit prime time—it was a plot line on March episodes of the television legal drama “The Good Wife.”