A professional hacker reveals why so many companies are falling victim to data breaches, and the one thing every company should do to avoid getting hacked

Data breaches appear to be all the more common in recent years, with major firms across industries such as healthcare, social media, and finance falling victim to hackers. And such intrusions are becoming an increasingly costly problem for companies to fix; the cost of a data breach has risen by 12% over the past 5 years, according to data from IBM Security published in July.

The circumstances behind a data breach will always vary depending on the situation. But there is a common thread that can be found across several recent hacks, including the Capital One breach from July, according to Marc Rogers, a white-hat hacker and head of cybersecurity at Okta, an enterprise identity management firm.

(link to article)