全称当然叫Microsoft Authenticator，下载页面写得很清楚：
https://www.microsoft.com/en-us/security/mobile-authenticator-app#overview
谷歌应用商店也是相同名称
https://play.google.com/store/apps/details?id=com.azure.authenticator

【 在 a0123456789q 的大作中提到: 】
: No,no,no; not that Microsoft one. This one is called simply Authenticator，其在Chrome里也有Extension.
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FROM 171.221.52.*