As of Saturday morning, the trust described the entire IT system as “down” and put out an emergency phone number for staff to use over the bank holiday weekend.Dr Jane Burns, medical director for NHS Lanarkshire’s acute division, asked patients not to attend hospitals “unless it is essential”.Security services shut down access for anyone not in Westminster as part of efforts to secure the network after the allegedly state-sponsored attack.
Hackers targeted Parliament’s email system in an attempt to access the accounts of hundreds of MPs, Lords, aides and staff.
Up to 90 accounts were said on Sunday to have been compromised, meaning less than 1 per cent of the system's users, as claimed suspicion had fallen on Russia and North Korea.
The UK was also rocked by the Wanna Cry ransomware attack that hit computers running outdated versions of Microsoft Windows around the world last month.
Infecting more than 230,000 computers in 150 countries, it had a devastating effect on the NHS as computers were left displaying only a page demanding bitcoin payments to decrypt files.
It is the second time the trust has been affected by malware within months, having been one of the worst-affected trusts during the global Wanna Cry ransomware attack in May.