Of course I gave no info away and guessed it was a scam from the outset. He only hung up when I asked him for his telephone number so i could call him back. I wonder just how many UK residents lose out to these sort of scams - and what is it that these scammers get from them?
They claim you have a virus on your computer, and then persuade you to let them connect to your PC, via teamviewer or something similar.
Once there they either.....
a) fake some proof of virus/hackers, and try get you to pay them £200 to "fix" it
b) try get into your online banking