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JWT client-assertion authentication for custom actions

Preview since 13 Oct 2026

Custom action authentication now also accepts JWT client assertions signed with an OAuth client secret (HS256/384/512), as an alternative to Adobe's RSA certificate, for a set of customers by request.

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experienceleague.adobe.com Evidence for Preview · 13 Oct 2026
Platform
Adobe Journey Optimizer
Capability
APIs & extensibility · Platform
Vendor's name
HMAC-signed JWT authentication for custom actions
First recorded
Record last updated

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Lifecycle history 1 state

  1. Preview13 Oct 2026
    First recorded 16 Oct 2026 · vendor release notes · experienceleague.adobe.com ↗ · archived copy, 25 Oct 2026 ↗

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