# PostHog Role-based authentication for AWS Redshift batch exports

- Product: PostHog (https://whatsnew.fyi/product/posthog)
- Vendor: PostHog
- Date: 2026-09-03
- Original notes: https://posthog.com/changelog?id=2982
- Permalink: https://whatsnew.fyi/product/posthog/releases/2026-09-03-role-based-authentication-for-aws-redshift-batch

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Redshift batch exports can now use short-lived temporary credentials obtained by assuming an AWS role configured for PostHog to assume. With this authentication method, long-lived credentials no longe…

- **added** — Redshift batch exports can now use short-lived temporary credentials obtained by assuming an AWS role configured for PostHog to assume