Akaki I/O This site is maintained by Akaki Tsunoda on GitHub. https://github.com/atsunoda/www.akaki.io 2024 Investigating Threats Posed by SMS Origin Spoofing to IoT Devices - ACM 2023 Investigating Threats Posed by SMS Origin Spoofing to IoT Devices - arXiv Demonstrating Spoofability of an Originating Number when Sending an SMS using SMPP - ACM Decision Procedure for Originating Numbers in SMS ov