<p>Britain has warned shipowners that satellite navigation can no longer be taken for granted in some of the world&#8217;s busiest shipping regions, urging crews to practise navigating without GPS as jamming and spoofing become increasingly widespread. In a new Marine Guidance Note, MGN 719, the UK&#8217;s Maritime and Coastguard Agency (MCA) warns that interference across &#8230;</p> </p><p><p>https://splash247.com/britain-urges-ships-to-prepare-for-life-without-reliable-gps/</p></p>