SPOT+: Secure and Privacy-Preserving Proximity-Tracing Protocol with Efficient Verification over Multiple Contact Information -- Blind side channel on the Elephant LFSR Extended version -- Stacked Ensemble Models Evaluation on DL Based SCA -- Explaining the Use of Cryptographic API in Android Malware -- Explaining the Use of Cryptographic API in Android Malware -- Intrinsic Weaknesses of IDSs to Malicious Adversarial Attacks and their Mitigation -- Compressing Big OLAP Data Cubes in Big Data Analytics Systems: New Paradigms, a Reference Architecture, and Future Research Perspectives.

This book includes extended and revised versions of a set of selected papers presented at the 19th International Conference on Smart Business Technologies, ICSBT 2022, Lisbon, Portugal, July 14-16, 2022, and 19th International Conference on Security and Cryptography, SECRYPT 2022, Lisbon, Portugal, July 11-13, 2022. The 7 full papers included in the volume were carefully selected from the 143 submissions accepted to participate in the conference. The papers present reciting research on e-Business technology and its current applications; and all aspects of security and privacy.