But she said the new alert "continues to indicate a high level of threat, and an attack on the UK is still likely." According to MI5, they are:LOW means an attack is highly unlikelymeans an attack is highly unlikely MODERATE means an attack is possible, but not likelymeans an attack is possible, but not likely SUBSTANTIAL means an attack is likelymeans an attack is likely SEVERE means an attack is highly likelymeans an attack is highly likely CRITICAL means an attack is highly likely in the near futureThe decision is based on available intelligence, terrorist capability and intentions, and the timescale of any possible attack. The threat level was raised to severe by the Joint Terrorism Analysis Centre (JTAC) in November following Islamist attacks in Austria and France. Ms Patel said: "JTAC keep the threat level under constant review and conduct a formal review every six months. "However, the UK national threat level is kept under constant review and is subject to change at any time."

Source: Daily Mirror February 08, 2021 12:07 UTC