Domestic cybersecurity has some new potential vulnerabilities to defend, according to the Department of Homeland Security’s (DHS’s) 2018 Cybersecurity Strategy. In addition to conventional concerns such as the water and power grids and the financial sector, the burgeoning number of Internet-connected devices and the global supply chain have emerged as areas that must be protected against a growing threat from a variety of adversaries.
The report states that more than 20 billion devices are expected to be connected to the Internet by 2020, and this explosion of connectivity among different technologies will introduce substantial risks. The broad vulnerability surface is complicated by wide availability of low-cost, increasingly capable cyber tools that are being wielded by more diverse and numerous adversaries.
Stating, “More than ever, cybersecurity is a matter of homeland security and one of the core missions of the U.S. Department of Homeland Security,” the strategy sets a five-year framework for cyber defense. it calls for “more effective cyber risk management … to make the cyber ecosystem more fundamentally secure and resilient.” The five-year effort strives…
