Lecture Notes in Computer Science ISBN: 9783030021306 I3E Proceedings of 17th IFIP WG 6.11 Conference on e-Business, e-Services, and e-Society, I3E 2018, Proceedings: Challenges and Opportunities in the Digital Era Proceedings of 17th IFIP WG 6.11 Conference on e-Business, e-Services, and e-Society, I3E 2018, Proceedings