<ul><li>An Indian company operating Marks & Spencer's IT helpdesk is investigating if it was used as a gateway for cybercriminals to access the retailer's systems.</li><li>M&S confirmed that hackers used 'social engineering' techniques to gain access, with potential costs of up to £300m in profit.</li><li>Tata Consulting Services (TCS), a contractor for M&S, is conducting an internal inquiry to determine if its employees or systems were linked to the cyber-attack.</li><li>The Information Commissioner's Office (ICO) may impose fines for any loss of customer and staff data, as M&S faces disruptions in operations with its website not expected to be fully functional until July.</li></ul>

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

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