In working group four, the challenge of authenticating virtual identities and proposing a path forward to address this issue was discussed. They highlighted the difficulty of verifying the authenticity, reputation, and privileges of virtual identities, separate from the biological entities behind them. The current reliance on usernames tied to legal or physical identification is insecure. The group suggested using provably secure devices, such as passkeys, to track privileges and capabilities associated with virtual identities. They also mentioned the need for better multi-factor authentication solutions to prevent unauthorized access. The discussion touched on the limitations of current authentication methods, including the vulnerability of hardware keys and the potential for malware attacks. The group emphasized the importance of user experience (UX) and cultural acceptance in adopting more secure identity verification systems. They proposed a shift towards differentiating between authorized and unauthorized messages, rather than trying to distinguish between humans and AI. The concept of enforcing property rights using public key cryptography was mentioned as a potential solution. Delegated authentication and multi-party solutions were also discussed, where multiple devices and redundant forms of authentication could be used to mitigate risks. The group acknowledged the need for education to help users understand and adopt these new authentication methods. The specifics of the proposed project were not mentioned in detail, but the focus was on conducting research to improve the user experience and develop more secure identity verification systems.