Not sure we should be taking any kind of security advice from a company which for years only allowed customers to use plain HTTP unless they subscribed.
> If anyone in Silicon Valley knows the value of secure access and keeping information safe, it’s him.
I can think of, I don't know, 30 people at the top of my head that I would rather be listening to. If you caught me in a drunken stupor I could probably still give you 10-15 of them.
That said, there's nothing really wrong with the article, but it's also pretty basic. Putting stuff behind VPN and installing antivirus can help you, but it's not anywhere near enough if you're actually exposed.
This isn't really security advice. It's advice on how much you should focus on security (instead of focusing on other things) if you want to build a successful company.