Black Hat is one of the biggest hacker conventions and notorious for having attendees phones breached. Travelers can minimize the risk by taking a few simple and inexpensive precautions. Use VPN when you must use your computer or phone, do so over a VPN. If you want your credit card to be absolutely secure, you can buy credit card blocker sleeves or wallets. Some people go to extremes when they prepare to travel for business and some people do the basics,” says COO Steve Ragan.”]
Source: https://www.csoonline.com/article/3216468/mobile-security-for-the-road-warrior.html