A spokesman for the National Crime Agency has said that the best advice is not to open any attachments in emails that appear to be from your bank.
If you are in any doubt at all, call your bank to ask whether they sent the email.
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The President-elect's comments on Twitter will come under even closer scrutiny when he takes office on Friday.
Cold, quiet and calm
The eastern European country brought back conscription, is spending on defence, and is now building a wall.