Software Supply Chain Security: The Basics and Four Critical Best Practices

What is software supply chain security?

Modern enterprise software is typically composed of some custom code and an increasing amount of third-party components, both closed and open source. These third-party components themselves very often get some of their functionality from other third-party components. The totality of all of the vendors and repositories from which these components (and their dependencies) come make up a large part of the software supply chain. But it’s not just code, the supply chain for a software product also includes all of the people, services, and infrastructure that make it run. Adding it all up: the software supply chain is an often large and complex web of various sources of code, hardware, and humans that come together to make, support, and deliver a…