[Changelog] Access for saas saml (#20485)

* [Access] changelog entry

* update image paths

* Update title

* add link

* Update 2025-03-03-saml-oidc-fields-saml-transformations.mdx

small updates

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Co-authored-by: kennyj42 <[email protected]>

Author: kodster28

src/assets/images/changelog/access/oidc-claims.png

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+---
+title: New SAML and OIDC Fields and SAML transforms for Access for SaaS
+description: Access for SaaS new SAML and OIDC Fields and SAML transforms
+date: 2025-03-03T6:00:00Z
+---
+
+[Access for SaaS applications](/cloudflare-one/applications/configure-apps/saas-apps/) now include more configuration options to support a wider array of SaaS applications.
+
+### SAML and OIDC Field Additions
+
+OIDC apps now include:
+
+- Group Filtering via RegEx
+- OIDC Claim mapping from an IdP
+- OIDC token lifetime control
+- Advanced OIDC auth flows including hybrid and implicit flows
+
+![OIDC field additions](~/assets/images/changelog/access/oidc-claims.png)
+
+SAML apps now include improved SAML attribute mapping from an IdP.
+
+![SAML field additions](~/assets/images/changelog/access/saml-attribute-statements.png)
+
+### SAML transformations
+
+SAML identities sent to Access applications can be fully customized using JSONata expressions. This allows admins to configure the precise identity SAML statement sent to a SaaS application.
+
+![Configured SAML statement sent to application](~/assets/images/changelog/access/transformation-box.png)