Tonya Hall speaks with Chester Wisniewski, principal research scientist at Sophos, about contact tracing and the best ways to balance data gathering, tracking, and privacy.

FOLLOW US 

- Subscribe to ZDNet on YouTube: http://bit.ly/2HzQmyf

- Watch more ZDNet videos: http://zd.net/2Hzw9Zy

- Follow ZDNet on Twitter: https://twitter.com/ZDNet

- Follow ZDNet on Facebook: https://www.facebook.com/ZDNet

- Follow ZDNet on Instagram: https://www.instagram.com/ZDNet_CBSi

- Follow ZDNet on LinkedIn: https://www.linkedin.com/company/zdnet-com/

- Follow ZDNet on Snapchat: https://www.snapchat.com/add/zdnet_cbsi

Learn more about your ad choices. Visit megaphone.fm/adchoices