V2rayNG utilizes VpnService to create a network proxy server for providing basic functionality services. The application assures users that it does not collect or share personal information, and any generated personal data is always stored on the user's device. The open-source code can be found at the project address, allowing users to easily review it for transparency and security.

Regarding user privacy, V2rayNG emphasizes its commitment to data protection. The application operates using Xray-core for its current client, and users interested in the v2fly-core client are directed to download it for enhanced functionality. By maintaining transparency about the source code and the tools used, V2rayNG aims to provide a secure and privacy-focused experience for its users.

For those concerned about their privacy and data security, V2rayNG offers a transparent approach by providing access to the project's source code. Users can review the code at the project address to ensure that their personal information remains confidential and secure. By using VpnService to establish a network proxy server, V2rayNG prioritizes user privacy and data protection, assuring users that their personal data is stored solely on their devices.