TY - JOUR T1 - Lightweight and Privacy-Preserving Two-Factor Authentication Scheme for IoT Devices JO - IEEE Internet of Things PY - 2019/02/01 AU - Gope P AU - Sikdar B ED - DO - DOI: 10.1109/jiot.2018.2846299 PB - Institute of Electrical and Electronics Engineers (IEEE) VL - 6 IS - 1 SP - 580 EP - 589 Y2 - 2025/12/05 ER -