Cybersecurity must be open, replaceable

GUEST: Late last month the Internet was brought to a grinding halt due to a distributed denial of service (DDoS) attack launched from millions of infected web-attached devices. And in international news, US officials formally accused Russia of attempting to subvert the US elections via hacking.
I spent eight years fighting pay TV hackers for broadcasters such as DirecTV, BSkyB, and STAR TV back when I worked at News Digital Systems, and during that time, I learned a few things about cyber securi