5 SSI architecture: The big picture

Daniel Hardman

The purpose of this chapter is to take the basic building blocks, usage scenarios, features, and benefits of SSI that we introduced in part 1 and place them into an overarching picture of SSI architecture. As we will keep repeating, SSI is young, and many facets are still evolving. Still, the basic layering has emerged, along with several of the key underpinning standards, so the main questions are about how these standards will be implemented and how much interoperability will depend on specific design choices. In this chapter, Daniel Hardman, former chief architect and CISO at Evernym, now principal ecosystem engineer at SICPA—and a contributor to most of the core standards and protocols ...

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