To give some detail, it’s /var that is writable, and mutable directories will have symbolic links pointing to subdirectories of /var:
Failure of Safe Defaults: The default state of a generated key via the GCP API panel permits access to the sensitive Gemini API (assuming it’s enabled). A user creating a key for a map widget is unknowingly generating a credential capable of administrative actions.，推荐阅读下载安装 谷歌浏览器 开启极速安全的 上网之旅。获取更多信息
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