Logan Blue
Co-authored papers
2018
-
Characterizing the Security of the SMS Ecosystem with Public Gateways
ACM Transactions on Privacy and Security
Bradley Reaves, Luis Vargas, Nolen Scaife, Dave Tian, Logan Blue, Patrick Traynor, and Kevin R. B. Butler
A 28-month study of 900,000 public SMS gateway messages shows persistent insecure practices and widespread phone-verified account fraud evasion.
2017
-
AuthentiCall: Efficient identity and content authentication for phone calls
Proceedings of the USENIX Security Symposium
Bradley Reaves, Logan Blue, Hadi Abdullah, Luis Vargas, Patrick Traynor, and Tom Shrimpton
Provides cryptographic caller-ID verification and conversation integrity for phone calls with minimal overhead.
2016
-
Authloop: Practical end-to-end cryptographic authentication for telephony over voice channels
Proceedings of the USENIX Security Symposium
Bradley Reaves, Logan Blue, and Patrick Traynor
A TLS-inspired authentication protocol sent over the voice audio channel verifies caller identity without network changes or a data connection.
-
Detecting SMS spam in the age of legitimate bulk messaging
Proceedings of the ACM Conference on Security and Privacy in Wireless and Mobile Networks
Bradley Reaves, Logan Blue, Dave Tian, Patrick Traynor, and Kevin R. B. Butler
Shows legitimate bulk messages like verification codes collapse SMS spam filter recall to 23%, and releases the largest public SMS spam dataset to date.
-
Sending Out an SMS: Characterizing the Security of the SMS Ecosystem with Public Gateways
Proceedings of the IEEE Symposium on Security and Privacy
Bradley Reaves, Nolen Scaife, Dave Tian, Logan Blue, Patrick Traynor, and Kevin Butler
A 14-month analysis of 400,000 messages to public SMS gateways reveals widespread plaintext data leakage and phone-verified account evasion.