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Cloudflare Introduces Private Origins for Application Services

Cloudflare recently made Application Services for Private Origins generally available, allowing public traffic to reach applications hosted on private networks without exposing their IP addresses or opening inbound firewall ports. Private-to-private connectivity is not yet supported. By Renato Losio

We haven't written up this one. InfoQ has the full story — the link below goes straight to it.

Read the original at infoq.com →

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Testing Passkeys Through a Tunnel: RP ID, Origins, and Why Credentials Don’t Follow You From localhost

You build a passkey flow on http://localhost:3000 . Registration works, login works, and you feel done. Then you open a tunnel so a real phone can try it, and the login screen offers no passkeys at…

  • Passkeys are tied to a specific domain (RP ID), not the app or laptop.
  • Testing through a tunnel changes the RP ID and origin, causing passkeys to be orphaned.
  • Use a stable, named tunnel subdomain to maintain consistent RP ID for passkey authentication.

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