AWS Glue adds OAuth to the Iceberg REST catalog and gives third-party engines an alternative to AWS keys
On October 26, 2026, AWS Glue Data Catalog began accepting OAuth 2.0 bearer tokens on its Iceberg REST endpoint, alongside SigV4, using RFC 8693 token exchange. Data teams federating Iceberg tables to Spark, Trino, or a third-party platform should switch to these short-lived tokens.