Black Hat 2019: Security Culture Is Everyone's Culture

Black Hat 2019: Security Culture Is Everyone's Culture
In his Black Hat USA keynote, Square's Dino Dai Zovi discussed lessons learned throughout his cybersecurity career and why culture trumps strategy.

BLACK HAT USA 2019 – Las Vegas – Cybersecurity no longer has to worry about getting attention, said Black Hat founder Jeff Moss in his introduction to the keynote that kicked off the conference's twenty-third year. Business management and political leaders recognize the importance of security; now, the infosec community must learn how to handle the spotlight.


"Not only have we got the attention, we're struggling with what we do with it – how we communicate," said Moss of the industry's present-day challenge. "The quality of communication now determines a lot of our outcomes." And while communications problems can be fixed, Moss said, doing so will require reordering the way we think and convey ideas.


His sentiment was echoed in the keynote by Dino Dai Zovi, head of mobile security at Square, who spoke about lessons learned in his career that emphasize the weight of security culture. At a time when every company is driven by software, the responsibility of security goes far beyond one team. Software teams must own security just as security must also focus on software.


Dai Zovi illustrated this idea with the story of when he started working at Square, a time he referred to as "my unfrozen caveman hacker period."


"I had no idea the depth of things I didn't know," he said.


One of those things was a cultural shift: At Square, unlike other firms, security engineers had to code like everyone else. "Because the security team wrote code like the rest of the company, there was a lot more collaboration," Dai Zovi explained. "That, I think, was really powerful."


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