Execs would be foolish to disregard downside risks whilst overstating the extent they can monetize data.
Numbers and anecdotes suggest Yahoo spent far too little on securing data. We should all take note.
The breach of a million Yahoo accounts shows how easy it is to overvalue internet businesses and the data they have acquired.
Data breaches are becoming more frequent, but big businesses must be honest about them. Demands for transparency will influence corporate culture more generally.