Governments need to take record-keeping seriously in the digital age

British politicians have been told to set their WhatsApp messages to auto-delete to prevent them being spied upon. Photograph: Kirill Kudryavtsev/AFP via Getty Images Set your WhatsApp messages to auto-delete: foreign spies might be reading them. That's the advice that GCHQ, the UK's signals intelligence agency, has given politicians after the British government publicly blamed China for two cyber campaigns against legislators and the country's electoral watchdog. Anyone who does business in Britain can be forgiven for a hollow laugh - Morgan Stanley was fined £5.4 million (€6.3 million) by Ofgem, the energy market regulator, last year for failing to…