A cyberattack that crippled Internet services for nearly one million customers of Deutsche Telekom earlier this week suggests that the threat posed by the Mirai IoT botnet malware is about to get a lot larger. The attack is the first since Mirai surfaced in October that does not rely on weak and default passwords in routers, webcams, digital video recorders, and other so-called Internet of Things devices. The kind of vulnerability that was exploited in the attack is very common, experts say.”]