# \#spring-boot **URL:** https://community.auth0.com/tag/spring-boot/459.md [Latest](https://community.auth0.com/latest.md) · [Categories](https://community.auth0.com/categories.md) · [Tags](https://community.auth0.com/tags.md) --- ## [How to implement secondary account authentication for server-side account linking with Next.js SDK?](https://community.auth0.com/t/how-to-implement-secondary-account-authentication-for-server-side-account-linking-with-next-js-sdk/203881)
**Author:** [@Vestels](https://community.auth0.com/u/Vestels)\ **Replies:** 1\ **Last updated:** [October 5, 2026, 4:46pm UTC](https://community.auth0.com/t/how-to-implement-secondary-account-authentication-for-server-side-account-linking-with-next-js-sdk/203881 "2026-10-05T16:46:05Z")
Hi, I’m using Next.js 16 + @auth0/nextjs-auth0 4.29.x, Auth0 and a Spring Boot backend with the Auth0 Management API. I’m trying to implement user-initiated account linking liek this: Primary Auth0 session ↓ "Conn… --- ## [Would it be possible to sign a jwt token with a RSA public key?](https://community.auth0.com/t/would-it-be-possible-to-sign-a-jwt-token-with-a-rsa-public-key/80978)
**Author:** [@cvfelipeoliveira](https://community.auth0.com/u/cvfelipeoliveira)\ **Replies:** 1\ **Last updated:** [April 4, 2022, 4:31pm UTC](https://community.auth0.com/t/would-it-be-possible-to-sign-a-jwt-token-with-a-rsa-public-key/80978 "2022-04-04T16:31:30Z")
I can sign the token with the private key. see the code below. I would like to change it and make it sign with the public key. return Jwts.builder() .setExpiration(from(now().plusDays(EXP\_DAYS).atZone(ZONE\_ID).toInstant… --- ## [Vue.js, Spring Boot, Kotlin, and GraphQL: Building Modern Apps - Part 1](https://community.auth0.com/t/vue-js-spring-boot-kotlin-and-graphql-building-modern-apps-part-1/29376)
**Author:** [@ramiro](https://community.auth0.com/u/ramiro)\ **Replies:** 13\ **Last updated:** [January 25, 2021, 10:58am UTC](https://community.auth0.com/t/vue-js-spring-boot-kotlin-and-graphql-building-modern-apps-part-1/29376 "2021-01-25T10:58:13Z")
Learn how to build modern web apps using Vue.js for the frontend and a Spring Boot, Kotlin, GraphQL API for the backend. Read on :hammer\_and\_wrench: --- ## [RBAC Core - Access Token does not contain permissions in the scope with spring boot](https://community.auth0.com/t/rbac-core-access-token-does-not-contain-permissions-in-the-scope-with-spring-boot/69656)
**Author:** [@sunny.pelletier](https://community.auth0.com/u/sunny.pelletier)\ **Replies:** 6\ **Last updated:** [September 30, 2021, 9:46am UTC](https://community.auth0.com/t/rbac-core-access-token-does-not-contain-permissions-in-the-scope-with-spring-boot/69656 "2021-09-30T09:46:29Z")
Hello Auth0 community! I’m new to Auth0, but not new to OAuth concepts, and I have a pretty frustrating issue at the moment. I have a spring web application that uses the authorization\_code flow to authentication and us… --- ## [Dashboard.whatabyte.app not accessible](https://community.auth0.com/t/dashboard-whatabyte-app-not-accessible/62384)
**Author:** [@Paul3202](https://community.auth0.com/u/Paul3202)\ **Replies:** 2\ **Last updated:** [May 7, 2021, 8:17pm UTC](https://community.auth0.com/t/dashboard-whatabyte-app-not-accessible/62384 "2021-05-07T20:17:46Z")
Not able to access the Dashboard.whatabyte.app. just says - Site cannot be reached. I was reading this blog and trying out the code given. --- ## [AccessToken is not (yet) valid](https://community.auth0.com/t/accesstoken-is-not-yet-valid/59002)
**Author:** [@info40](https://community.auth0.com/u/info40)\ **Replies:** 5\ **Last updated:** [March 12, 2021, 4:38pm UTC](https://community.auth0.com/t/accesstoken-is-not-yet-valid/59002 "2021-03-12T16:38:53Z")
In short: it seems if we want to use an accessToken too fast!? (that we freshly got from auth0) on our BackEnd, then we get Unauthorized exception from our Backend. If we add some delay in between retrieving the accessTo… --- ## [How to parse roles put in custom claims in Spring Security?](https://community.auth0.com/t/how-to-parse-roles-put-in-custom-claims-in-spring-security/46801)
**Author:** [@mli](https://community.auth0.com/u/mli)\ **Replies:** 1\ **Last updated:** [July 28, 2020, 5:06pm UTC](https://community.auth0.com/t/how-to-parse-roles-put-in-custom-claims-in-spring-security/46801 "2020-07-28T17:06:58Z")
Hi there, I’m using the Authorization extension and I created a rule to put the groups and roles of a user into a custom claim in the access token for my API, under “\[namespace\]/groups” and “\[namespace\]/roles” respective… --- ## [Spring Boot: Integrating User Login with JWT Authentication?](https://community.auth0.com/t/spring-boot-integrating-user-login-with-jwt-authentication/41214)
**Author:** [@rossyoung990](https://community.auth0.com/u/rossyoung990)\ **Replies:** 0\ **Last updated:** [April 16, 2020, 9:31pm UTC](https://community.auth0.com/t/spring-boot-integrating-user-login-with-jwt-authentication/41214 "2020-04-16T21:31:36Z")
Hi all this is my first post, hope someone can help me. I have followed the Spring Example in order to add JWT auth to my spring boot api and it worked great! I am now confused how to also add a User login/logout using… --- ## [How to get user information from Auth0 using Spring Boot?](https://community.auth0.com/t/how-to-get-user-information-from-auth0-using-spring-boot/9292)
**Author:** [@lucas.leon](https://community.auth0.com/u/lucas.leon)\ **Replies:** 1\ **Last updated:** [December 14, 2018, 6:11pm UTC](https://community.auth0.com/t/how-to-get-user-information-from-auth0-using-spring-boot/9292 "2018-12-14T18:11:34Z")
I’m making a platform with Auth0 + Vue + Spring Boot, and I have two types of user: Clients and Providers. I’m using the Auth0 part of this guide: auth0.com/blog/implementing-jwt-authentication-on-spring-boo‌​t I want … --- ## [Testing a secure SpringBoot controller using @WebMvcTest](https://community.auth0.com/t/testing-a-secure-springboot-controller-using-webmvctest/9182)
**Author:** [@bradmac](https://community.auth0.com/u/bradmac)\ **Replies:** 1\ **Last updated:** [December 14, 2018, 5:43pm UTC](https://community.auth0.com/t/testing-a-secure-springboot-controller-using-webmvctest/9182 "2018-12-14T17:43:08Z")
Does anyone have any guidance or an example on how to create a working @WebMvcTest for a Spring Boot application that’s secured using Auth0? (that doesn’t actually grab a token from auth0) --- ## [Spring Boot Vaadin Auth0 Widget](https://community.auth0.com/t/spring-boot-vaadin-auth0-widget/8942)
**Author:** [@jayemtraining](https://community.auth0.com/u/jayemtraining)\ **Replies:** 3\ **Last updated:** [December 18, 2017, 3:56pm UTC](https://community.auth0.com/t/spring-boot-vaadin-auth0-widget/8942 "2017-12-18T15:56:01Z")
I’m developing a new product and I’d love to be able to provide a nice authentication experience that can provide all the features that I’m sure I’ll be asked for such as MFS, SSO, Strong Passwords, the list goes on. I … --- ## [Authorization Extension - Roles - Problem](https://community.auth0.com/t/authorization-extension-roles-problem/7575)
**Author:** [@Lisandro\_Rezoagli](https://community.auth0.com/u/Lisandro_Rezoagli)\ **Replies:** 1\ **Last updated:** [July 19, 2017, 3:20pm UTC](https://community.auth0.com/t/authorization-extension-roles-problem/7575 "2017-07-19T15:20:52Z")
I describe the case. All users are users of google. In my frontend, I’m using angular-auth0. Example: angularAuth0Provider.init({ clientID:AUTH0\_CLIENT\_ID, domain: .AUTH0\_DOMAIN, responseTy… --- ## [Is the java-spring-security-mvc 06-rules example broken?](https://community.auth0.com/t/is-the-java-spring-security-mvc-06-rules-example-broken/6833)
**Author:** [@simon1](https://community.auth0.com/u/simon1)\ **Replies:** 4\ **Last updated:** [June 28, 2017, 7:50am UTC](https://community.auth0.com/t/is-the-java-spring-security-mvc-06-rules-example-broken/6833 "2017-06-28T07:50:51Z")
Hi, I downloaded the following ( which came pre-loaded with the default clients keys and credentials ) https://auth0.com/docs/quickstart/webapp/java-spring-security-mvc/06-rules the default client has the correct call… --- ## [Java API Access Authenticated Principle Meta Data](https://community.auth0.com/t/java-api-access-authenticated-principle-meta-data/6954)
**Author:** [@jphunsley](https://community.auth0.com/u/jphunsley)\ **Replies:** 0\ **Last updated:** [June 7, 2017, 10:44pm UTC](https://community.auth0.com/t/java-api-access-authenticated-principle-meta-data/6954 "2017-06-07T22:44:36Z")
I’m using the Java Spring Boot/Security API (GitHub - auth0/auth0-spring-security-api: Spring Security integration with Auth0 to secure your API with JWTs · GitHub) within my REST API. This will be the back end service f… --- ## [How to use JWTDecoder class?](https://community.auth0.com/t/how-to-use-jwtdecoder-class/6563)
**Author:** [@slinnik284](https://community.auth0.com/u/slinnik284)\ **Replies:** 2\ **Last updated:** [May 23, 2017, 9:03pm UTC](https://community.auth0.com/t/how-to-use-jwtdecoder-class/6563 "2017-05-23T21:03:18Z")
Hello, I use ‘com.auth0:auth0-spring-security-api:0.3.3’ in my Spring boot project and I want to use JWTDecoder from ‘com.auth0:java-jwt:3’ in it. But when I add this dependency to my project I’ve got errors. Stacktrace…