<ul><li>Marks & Spencer's recent cyber-attack, costing £300m, has raised questions about IT system robustness and response time for website restoration.</li><li>CEO Stuart Machin defended M&S by attributing the incident to bad luck and assuring return to normalcy by July.</li><li>Assessment of corporate responses to cyber-attacks is challenging, but M&S's financial resilience and solid balance sheet may help absorb the impact.</li><li>While the long-term impact on customer behavior remains uncertain, M&S's share price saw a slight recovery post-incident, indicating investor confidence in the company's ability to navigate the situation.</li></ul>

The cyber-attack is costly and embarrassing. But M&S should pull through

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