Last year we announced the Expo servers would drop support for legacy TLS 1.0/1.1 and completed this upgrade around 11:45a PST today.
Starting next year, if you send push notifications through Expo or use other Expo web services, your HTTPS connections will need to use TLS 1.2/1.3 instead of legacy TLS 1.0/1.1.
blog.expo.io/expos-servers-w…
8:21 PM · Jan 13, 2020
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