M&S contractor ‘investigating whether it was gateway for cyber-attack’

Tata Consulting Services said to be holding internal inquiry into whether its staff or systems were used to gain access

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An Indian company that operates Marks & Spencer's IT helpdesk is reportedly investigating whether it was used by cybercriminals to gain access to systems at the retailer, which is battling a devastating hack.

M&S said this week that threat actors" had gained access to the retailer's systems through one of its contractors - understood to be Tata Consulting Services (TCS).