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Sources: Instacart, currently valued at $12B, is in talks to sell itself and held preliminary conversations with DoorDash and Uber; CART jumps 9%+ (The Information)

Instacart is in talks to sell itself in a transaction that would cap the grocery delivery app's 14-year run as a standalone company.

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

Read the original at theinformation.com →

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Typed email OTP: which managed implementations prevent concurrent reuse?

Hi all, I’m evaluating managed authentication while retaining Supabase for the database. Users should type an emailed one-time code rather than follow a magic link.

  • Supabase Auth prevents OTP reuse via unique token per session.
  • Amazon Cognito supports OTP single-use through configuration.
  • Auth0 allows OTP concurrency control with custom rules implementation.

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