Brands and retailers can protect themselves from fraud bots by using machine-learning technology that can detect behavior typical of a bot.

Fraud prevention vendor Kount uses artificial intelligence to spot fraudulent transactions on ecommerce sites. The acquisition will accelerate Kount’s global reach.

City dwellers are only slightly more likely than residents of suburbs or rural areas to have their online orders stolen off their doorsteps. While an online retailer is not liable for goods stolen from a consumer’s home, shoppers often will seek a refund from their card company, prompting a chargeback demand. Some merchants replace the product as an act of goodwill.

The ecommerce marketplace filed a complaint against 13 individuals and businesses that used social media to advertise fake luxury goods for sale on Amazon.