Small-business owners: Can you afford any data breach?

There is little doubt we’ll be talking about this year’s email hacks for some time to come: Hillary Clinton’s astounding loss in the presidential election, the often embarrassing revelations of another former U.S. secretary of state and the resignations of top officers of the Democratic National Committee during the national convention are now all part of the national consciousness.

In the case of former secretary of state Colin Powell, who sits of the board of Salesforce.com, the email breach may have cost that company some significant coin, as it revealed that company’s acquisition targets. For the…