default search action
"Research on the Security of Microsoft's Two-Layer Captcha."
Haichang Gao et al. (2017)
- Haichang Gao, Mengyun Tang, Yi Liu, Ping Zhang, Xiyang Liu:
Research on the Security of Microsoft's Two-Layer Captcha. IEEE Trans. Inf. Forensics Secur. 12(7): 1671-1685 (2017)
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.