Tech correspondent Tony Grasso joins Kathryn to look at what's happened to Symantec - it was one of the first IT security companies to develop commercial anti-virus software, but is anti-virus "dead" like the company's senior VP says?
GCHQ in the UK has raised security concerns about Chinese technology - with some experts citing smartmeters made in China as a specific risk.
And Blackbyte ransomware is managing to get around signed drives - which were supposed to be the ultimate in security authentication.
Tony Grasso is Principal Consultant at cybersecurity firm TitaniumDefence. He worked at GCHQ in the UK and is a former Intelligence Officer in New Zealand.
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