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.