> For the complete documentation index, see [llms.txt](https://docs.0xpass.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.0xpass.io/how-passport-works/background.md).

# Background

Passport Protocol leverages advanced cryptographic and distributed systems innovations to ensure robust security and functionality. To understand the underlying principles of Passport, it's crucial to delve into the foundational concepts of modern cryptography and distributed systems.

Learn more here: \
[Threshold Cryptography](/how-passport-works/background/threshold-cryptography.md)\
[Secure Multi-Party Computation](/how-passport-works/background/secure-multi-party-computation.md)\
[Distributed Architecture](/how-passport-works/background/distributed-architecture.md)\
[Secure Enclaves](/how-passport-works/background/secure-enclaves.md)