论文标题

了解用户意识和有关加密DNS设置的行为

Understanding User Awareness and Behaviors Concerning Encrypted DNS Settings

论文作者

Nisenoff, Alexandra, Sharma, Ranya, Feamster, Nick

论文摘要

加密域名系统(DNS)的最新开发已导致主要的浏览器和操作系统供应商部署了加密的DNS功能,通常默认情况下可以启用各种配置和设置。在许多情况下,默认加密的DNS设置对性能和隐私有影响。例如,Firefox的默认DNS设置将所有用户的DNS查询发送到CloudFlare,并可能引入新的隐私漏洞。在本文中,我们确认大多数用户都不知道这些发展 - 关于这些新技术的推出,默认设置的更改以及自定义加密的DNS配置以平衡用户偏好在隐私和性能之间的能力。我们的发现对浏览器和操作系统中的加密DNS功能的界面设计人员提出了一些重要的影响,以帮助提高用户对这些设置的认识,并确保用户保留使他们能够平衡折衷方案的能力,使他们能够平衡DNS隐私和性能。

Recent developments to encrypt the Domain Name System (DNS) have resulted in major browser and operating system vendors deploying encrypted DNS functionality, often enabling various configurations and settings by default. In many cases, default encrypted DNS settings have implications for performance and privacy; for example, Firefox's default DNS setting sends all of a user's DNS queries to Cloudflare, potentially introducing new privacy vulnerabilities. In this paper, we confirm that most users are unaware of these developments -- with respect to the rollout of these new technologies, the changes in default settings, and the ability to customize encrypted DNS configuration to balance user preferences between privacy and performance. Our findings suggest several important implications for the designers of interfaces for encrypted DNS functionality in both browsers and operating systems, to help improve user awareness concerning these settings, and to ensure that users retain the ability to make choices that allow them to balance tradeoffs concerning DNS privacy and performance.

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