"Advances in Cryptology - EUROCRYPT 2017" is a comprehensive collection of research papers documenting the proceedings of the 36th International Conference on the Theory and Applications of Cryptographic Techniques. This conference took place in 2017 in Paris and attracted numerous contributions from the global cryptography community. The three volumes of the LNCS series 10210-10212 contain 67 carefully selected and peer-reviewed full texts, derived from a total of 264 submitted papers. The topics of the contributions are diverse and cover current challenges and advancements in cryptography, including but not limited to lattice-based attacks, obfuscation, multiparty computation, and quantum-based cryptography. This collection is a valuable resource for researchers, practitioners, and students who wish to engage with the latest developments in cryptography.