Former Met police commander Bob Milton told Daybreak that it would be highly unlikely someone would attempt a terrorist attack on Margaret Thatcher's funeral today.
More than four thousand police officers have been drafted in for the funeral, amid fears of demonstrations and protests.
The measures that we can put in place will make it very difficult for someone to try and disrupt this funeral today and attack the funeral, and that's important for the public to understand.
More top news
Police e-fit software been used to create the faces of the most beautiful man and woman in the world.
A new law which allows councils to ban activities in public spaces is leading to "bizarre new criminal offences", campaigners claim.
The Serious Fraud Office has been fined £180k after confidential documents from a high-profile investigation were sent to the wrong person.