While the vulnerabilities and failures of industrial supply chains are a daily topic in the news, the digital supply chains that interconnect modern businesses and allow then to operate with velocity and efficiency are the soft underbelly of the digital global economy. Increasing, cyber attackers have turned their attention to the world of interconnected systems and shared software to wreak havoc. Whether it’s targeting the global library of "open source" and broadly distributed commercial software or compromising "trusted vendors" and moving through their networks of business relationships and trading partners, the old adage of a chain only being as strong as it's weakest link is on full display in the cat and mouse world of cyber security. Software supply chains are a rapidly growing threat vector and one that can be hard to address...