What business leaders should know about the SEC's cybersecurity disclosure rule

Luca Soncini for BI

• Last year, the SEC mandated that public companies disclose material cybersecurity incidents.
• Cybersecurity experts explained the rule, which can be confusing for company executives.
• This story is part of "Security Playbook," a series detailing cybersecurity advice and strategies.

Investors consider cyberattacks one of the biggest threats to business. The incidents can cost companies millions of dollars, damage their reputations, diminish trust with investors...