The 8-volume set LNCS 16000-16008 constitutes the proceedings of the 45th Annual International Cryptology Conference, CRYPTO 2025, which took place in Santa Barbara, CA, USA, during August 17-21, 2025.

The total of 156 full papers presented in the proceedings was carefully reviewed and selected from 643 submissions. They focus on cryptographic topics such as foundational theory and mathematics; the design, proposal, and analysis of cryptographic primitives and protocols; secure implementation and optimization in hardware or software; applied aspects of cryptography.

This classic volume outlines, for both students and professionals, the mathematical theories and equations that are necessary for evaluating a test and for quantifying its characteristics. The author utilizes formulas that evaluate both the reliability and the validity of tests. He also provides the means for evaluating the reliability and validity of total test scores and individual item analysis. The work remains one of the only books on classical test theory to discuss applications, “true score” theory, the effect of test length on reliability and validity, and the effects of univariate and multivariate selection on validity.