An S3 bucket misconfiguration last summer caused Twilio users to load an extraneous URL on their browsers that has been associated with the Magecart attacks. Today’s columnist, Chris Kennedy of AttackIQ, offers tips for how security pros can use security control validation to offset misconfigurations or process problems. (Credit: CC BY 2.0)

People like to ask what keeps me up at night. It’s not a specific threat, but a set of nagging questions: How do we know that our cybersecurity defenses will work when they must? Are our security teams prepared for future threats? Unless security teams test, exercise, and validate their cybersecurity program’s effectiveness, they won’t know the answer to these questions. So, how can security pros change the game for the better?

Here are five ways to make security programs more efficient and effective:

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