diff --git a/README.md b/README.md
index 5139243132..9eeef15dce 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,16 @@
 
 `jose` is JavaScript module for JSON Object Signing and Encryption, providing support for JSON Web Tokens (JWT), JSON Web Signature (JWS), JSON Web Encryption (JWE), JSON Web Key (JWK), JSON Web Key Set (JWKS), and more. The module is designed to work across various Web-interoperable runtimes including Node.js, browsers, Cloudflare Workers, Deno, Bun, and others.
 
+## Sponsor
+
+<picture>
+  <source media="(prefers-color-scheme: dark)" srcset="./sponsor/Auth0byOkta_dark.png">
+  <source media="(prefers-color-scheme: light)" srcset="./sponsor/Auth0byOkta_light.png">
+  <img height="65" align="left" alt="Auth0 by Okta" src="./sponsor/Auth0byOkta_light.png">
+</picture> 
+
+If you want to quickly add JWT authentication to JavaScript apps, feel free to check out Auth0's JavaScript SDK and free plan. [Create an Auth0 account; it's free!][sponsor-auth0]<br><br>
+
 ## [💗 Help the project](https://github.com/sponsors/panva)
 
 Support from the community to continue maintaining and improving this module is welcome. If you find the module useful, please consider supporting the project by [becoming a sponsor](https://github.com/sponsors/panva).
@@ -135,3 +145,5 @@ The algorithm implementations in `jose` have been tested using test vectors from
 
 
 </details>
+
+[sponsor-auth0]: https://auth0.com/signup?utm_source=external_sites&utm_medium=panva&utm_campaign=devn_signup
diff --git a/docs/README.md b/docs/README.md
index 572853d7a5..3266bf287b 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -2,6 +2,16 @@
 
 `jose` is JavaScript module for JSON Object Signing and Encryption, providing support for JSON Web Tokens (JWT), JSON Web Signature (JWS), JSON Web Encryption (JWE), JSON Web Key (JWK), JSON Web Key Set (JWKS), and more. The module is designed to work across various Web-interoperable runtimes including Node.js, browsers, Cloudflare Workers, Deno, Bun, and others.
 
+## Sponsor
+
+<picture>
+  <source media="(prefers-color-scheme: dark)" srcset="../sponsor/Auth0byOkta_dark.png">
+  <source media="(prefers-color-scheme: light)" srcset="../sponsor/Auth0byOkta_light.png">
+  <img height="65" align="left" alt="Auth0 by Okta" src="../sponsor/Auth0byOkta_light.png">
+</picture> 
+
+If you want to quickly add JWT authentication to JavaScript apps, feel free to check out Auth0's JavaScript SDK and free plan. [Create an Auth0 account; it's free!][sponsor-auth0]<br><br>
+
 ## [💗 Help the project](https://github.com/sponsors/panva)
 
 Support from the community to continue maintaining and improving this module is welcome. If you find the module useful, please consider supporting the project by [becoming a sponsor](https://github.com/sponsors/panva).
@@ -87,3 +97,5 @@ The following are additional features and utilities provided by the `jose` modul
 - [Verification using a JWK Embedded in a JWS Header](functions/jwk_embedded.EmbeddedJWK.md)
 - [Unsecured JWT](classes/jwt_unsecured.UnsecuredJWT.md)
 - [JOSE Errors](modules/util_errors.md)
+
+[sponsor-auth0]: https://auth0.com/signup?utm_source=external_sites&utm_medium=panva&utm_campaign=devn_signup
diff --git a/sponsor/Auth0byOkta_dark.png b/sponsor/Auth0byOkta_dark.png
new file mode 100644
index 0000000000..efa5432216
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diff --git a/sponsor/Auth0byOkta_light.png b/sponsor/Auth0byOkta_light.png
new file mode 100644
index 0000000000..610d2e22c4
Binary files /dev/null and b/sponsor/Auth0byOkta_light.png differ