What to Do if You Are Affected by a Retailer Cyberattack
In April and May 2025, several prominent UK retailers including Marks & Spencer (M&S), Co-op, and Harrods experienced significant cyberattacks. At the time of writing we have not had confirmation of these attacks but consider them to be a Ransomware attack. These incidents are disrupting services, compromising customer data, and highlight vulnerabilities in retail cybersecurity. This guide aims to help you as a consumer take the steps you can take to protect yourself.