![Robust three‐factor authentication protocol for satellite communication systems - Chen - 2020 - International Journal of Communication Systems - Wiley Online Library Robust three‐factor authentication protocol for satellite communication systems - Chen - 2020 - International Journal of Communication Systems - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/2e6219cd-6969-49d7-99cc-a089513e877f/dac4508-fig-0005-m.png)
Robust three‐factor authentication protocol for satellite communication systems - Chen - 2020 - International Journal of Communication Systems - Wiley Online Library
![Hash-Based Signatures Revisited: A Dynamic FORS with Adaptive Chosen Message Security | SpringerLink Hash-Based Signatures Revisited: A Dynamic FORS with Adaptive Chosen Message Security | SpringerLink](https://media.springernature.com/lw685/springer-static/image/chp%3A10.1007%2F978-3-030-51938-4_12/MediaObjects/495979_1_En_12_Figc_HTML.png)
Hash-Based Signatures Revisited: A Dynamic FORS with Adaptive Chosen Message Security | SpringerLink
![Symmetry | Free Full-Text | A Secure Three-Factor Anonymous User Authentication Scheme for Internet of Things Environments | HTML Symmetry | Free Full-Text | A Secure Three-Factor Anonymous User Authentication Scheme for Internet of Things Environments | HTML](https://www.mdpi.com/symmetry/symmetry-13-01121/article_deploy/html/images/symmetry-13-01121-g005.png)
Symmetry | Free Full-Text | A Secure Three-Factor Anonymous User Authentication Scheme for Internet of Things Environments | HTML
Cryptanalysis of Four Biometric Based Authentication Schemes with Privacy-preserving for Multi-server Environment and Design Gui
![Sensors | Free Full-Text | An Enhanced Privacy-Preserving Authentication Scheme for Vehicle Sensor Networks | HTML Sensors | Free Full-Text | An Enhanced Privacy-Preserving Authentication Scheme for Vehicle Sensor Networks | HTML](https://www.mdpi.com/sensors/sensors-17-02854/article_deploy/html/images/sensors-17-02854-g004-550.jpg)
Sensors | Free Full-Text | An Enhanced Privacy-Preserving Authentication Scheme for Vehicle Sensor Networks | HTML
![A lightweight continuous authentication scheme for medical wireless body area networks | SpringerLink A lightweight continuous authentication scheme for medical wireless body area networks | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs12083-021-01190-7/MediaObjects/12083_2021_1190_Fig4_HTML.png)