Neiman Marcus alerts millions of online customers about security breach No Comments Uncategorized Neiman Marcus Group is alerting millions of customers that their online accounts may have been breached. Neiman Marcus Group is alerting millions of customers that their online accounts may have been breached. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)