We go back to an early topic on DNS. What is DNS? How it works? What how new secure features of DNS can help you stay private.
Security 249 – Contact Tracing Redux
Yes, we talked about contact tracing in the past, but we got a request from the WhatsApp group to do it again.
https://www.wired.com/story/why-contact-tracing-apps-not-slowed-covid-us/
Problems we discuss:
%age of people who would need to install this, and how reporting is honor based.
No one app for them all.
Each one is made separately. Testing woes.
Tom explains rotating BLE IDs.
Security 248 – Work From School
Virtual School starts up for many next week, and we have ideas on what you can do to help your kids be secure while learning.
Security 247 – Defcon Safe Mode Edition
This being the week before defcon, we discuss what we expect at the virtual defcon:
Teens charged with the twitter hack: https://www.justice.gov/usao-ndca/pr/three-individuals-charged-alleged-roles-twitter-hack
Garmin paid the ransomware for their user’s data: https://www.theverge.com/2020/7/27/21339910/garmin-back-online-recovery-ransomeware
Defcon discord: https://discord.gg/defcon
Security 246 – Twitter Takeover
We try to describe what happened on twitter that lead to the account takeovers: https://www.schneier.com/blog/archives/2020/07/on_the_twitter_.html
Cloudflare takes the internet down: https://blog.cloudflare.com/cloudflare-outage-on-july-17-2020/
VPN may have logs: https://nakedsecurity.sophos.com/2020/07/20/7-vpns-that-leaked-their-logs-the-logs-that-didnt-exist/