1. Statisticshttps://www.itu.int/en/ITU-D/Statistics/Pages/stat/default.aspx
2. 2019 Official Annual Cybercrime Report. Technical Reporthttps://www.herjavecgroup.com/wp-content/uploads/2018/12/CV-HG-2019-Official-Annual-Cybercrime-Report.pdf
3. Quantum Safe Cryptography and Security an Introduction, Benefits, Enablers and Challenges Quantum Safe Cryptography and Security Authors & Contributors Quantum Safe Cryptography and Security 2. Technical Reporthttps://www.etsi.org/images/files/ETSIWhitePapers/QuantumSafeWhitepaper.pdf
4. Physical-Layer Security Enhancement in Wireless Communication Systems Part of the Systems and Communications Commons Recommended Citation. Technical Reporthttps://core.ac.uk/download/pdf/61640146.pdf