The government states that the tech tools for accessing private messages don't yet exist.
https://www.bbc.co.uk/news/technology-66716502?at_medium=RSS&at_campaign=KARANGA&utm_source=dlvr.it&utm_medium=blogger
https://www.bbc.co.uk/news/technology-66716502?at_medium=RSS&at_campaign=KARANGA&utm_source=dlvr.it&utm_medium=blogger