<ul data-eligibleForWebStory="true">Marks & Spencer (M&S) paused online orders for almost seven weeks after a cyber-attack, benefiting rivals like Zara and H&M.M&S experienced a 20% drop in clothing sales compared to the previous year during the downtime period.The halt in online orders occurred from April 25 to June 10, missing out on crucial sales during a warmer season.Despite the cyber-attack affecting online sales, M&S stores performed well, especially in womenswear.M&S maintained its position as the largest UK clothing retailer by value despite the sales decline.Sales growth for M&S declined to 1% in the later period from 11.5% prior to the cyber-attack.Rivals like Next saw an increase in sales growth, benefitting from M&S's digital disruption.Zara and H&M experienced significant growth in sales, aided by their online presence.Zara's sales growth rose to 27.8%, while H&M's sales growth increased to 18.1%.Primark did not benefit from M&S's online pause, with sales growth falling to +2.7%.The news highlights the impact of cyber-attacks on businesses and the importance of online sales channels in the retail sector.