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M&S and Co-op cyber attacks could cost up to £440m

Marks & Spencer store in Westfield (Photo - Marks & Spencer)

The Cyber Monitoring Centre has categorised the recent cyber attacks on M&S and Co-op as a category two incident, estimating the combined financial impact of the attacks at £270m to £440m.

The CMC was launched in 2024 and earlier this year the insurance industry-backed body unveiled its methodology for assigning one-to-five categorisations – akin to those given to hurricanes – to UK

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