In brief: It's been over five years since 5G started its worldwide rollout, bringing low-latency super-speed internet to hundreds of millions. But building out those 5G networks has been a challenge. The higher frequency signals don't travel as far, so more base stations are required compared to 4G. With prime real estate in limited supply, Japanese telecoms had to get creative.
Avoid using public Wi-Fi networks whenever possible
Why it matters: An Australian man has been charged with stealing unsuspecting users' data by setting up fake Wi-Fi networks using portable wireless access points in several public places, including airports. He was caught when an airline noticed the suspicious network and summoned authorities. The incident underscores how important it is to remain vigilant about Internet security no matter how impatient you are to log online.
In a nutshell: A judge has sentenced the CEO of 19 fraudulent tech firms to six years in prison on conspiracy and fraud charges. The Florida man headed up a scam that sold counterfeit Cisco networking equipment. Authorities estimate the criminal enterprise sold more than a billion dollars worth of gear.