Some Marks & Spencer (M&S) stores have been left with empty food shelves as the retailer continues to struggle with a cyber attack affecting its operations.
Online orders have been paused on the company's website and app since Friday, following problems with contactless pay and Click & collect over the Easter weekend.
The BBC understands food availability should be back to normal by the end of the week.
Meanwhile, security experts say a cyber crime group calling itself DragonForce is behind the mayhem.
Canada's domestic food production system may actually be one of the most glaring cracks in Canada's national defences.
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Attacking agricultural infrastructure has proven to be an effective part of the Russian playbook so far in its invasion of Ukraine. In June 2022, EU trade counsellor Maud Labat said Moscow has figured out how to wield food as a “geopolitical weapon.”