Trusted execution environments (TEEs) are a growing part of the security ecosystem. Unfortunately, widely available TEEs are hampered by closed designs and a lack of flexibility. We outline the challenges to TEEs, advocate for extensible and portable open TEEs, and detail current efforts.

中文翻译：

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构建开放可信执行环境

可信执行环境 (TEE) 是安全生态系统中不断增长的一部分。不幸的是，广泛使用的 TEE 受到封闭设计和缺乏灵活性的阻碍。我们概述了 TEE 面临的挑战，倡导可扩展和可移植的开放 TEE，并详细说明当前的努力。