International roaming services optimization using private blockchain and smart contracts

• Main Authors: Bailon, Mark Renier M., Materum, Lawrence
• Format: text
• Published: Animo Repository 2019
• Subjects: Blockchains (Databases); Roaming (Telecommunication); Smart contracts; Electrical and Computer Engineering
• Online Access: https://animorepository.dlsu.edu.ph/faculty_research/2348; https://animorepository.dlsu.edu.ph/context/faculty_research/article/3347/type/native/viewcontent
• Institution: De La Salle University

International roaming is one of the many essential services a carrier enables on its customer's subscriber identity module (SIM) cards that allows its users to send and receive calls, messages, and e-mails whenever they travel to another country. From its beginnings in voice roaming in the last...