# \#state **URL:** https://community.auth0.com/tag/state/593.md [Latest](https://community.auth0.com/latest.md) · [Categories](https://community.auth0.com/categories.md) · [Tags](https://community.auth0.com/tags.md) --- ## [Demystifying OAuth Security: State vs. Nonce vs. PKCE](https://community.auth0.com/t/demystifying-oauth-security-state-vs-nonce-vs-pkce/195011)
**Author:** [@andrea.chiarelli](https://community.auth0.com/u/andrea.chiarelli)\ **Replies:** 1\ **Last updated:** [November 28, 2025, 9:26am UTC](https://community.auth0.com/t/demystifying-oauth-security-state-vs-nonce-vs-pkce/195011 "2025-11-28T09:26:58Z")
Have you ever wondered what the state, nonce, code\_challenge, and code\_verifier parameters are for in OAuth requests? This blog post will provide the answers you are looking for. --- ## [Add state to enhanced Auth0 authentication error logging](https://community.auth0.com/t/add-state-to-enhanced-auth0-authentication-error-logging/189164)
**Author:** [@developer25](https://community.auth0.com/u/developer25)\ **Replies:** 1\ **Last updated:** [July 30, 2025, 4:21pm UTC](https://community.auth0.com/t/add-state-to-enhanced-auth0-authentication-error-logging/189164 "2025-07-30T16:21:20Z")
Feature: Enhanced Logging for Auth0 Authentication State Errors Description: We need more detailed logging capabilities for authentication failures in the Auth0 platform, specifically for state-related errors. Currently… --- ## [Reloading a Customized Login/Signup or Password Reset Page](https://community.auth0.com/t/reloading-a-customized-login-signup-or-password-reset-page/85677)
**Author:** [@nlx-dev](https://community.auth0.com/u/nlx-dev)\ **Replies:** 2\ **Last updated:** [December 4, 2024, 11:32pm UTC](https://community.auth0.com/t/reloading-a-customized-login-signup-or-password-reset-page/85677 "2024-12-04T23:32:20Z")
Hi, I have a two working react applications that customizes the login/signup and reset password flow. However, if a user reloads the page manually a 404 “Not Found” is returned. Reading through the documentations, it … --- ## [Auth0 PHP SDK: Invalid state](https://community.auth0.com/t/auth0-php-sdk-invalid-state/85200)
**Author:** [@pitsnthings](https://community.auth0.com/u/pitsnthings)\ **Replies:** 7\ **Last updated:** [January 30, 2024, 3:49pm UTC](https://community.auth0.com/t/auth0-php-sdk-invalid-state/85200 "2024-01-30T15:49:36Z")
I know this problem may have been discussed a lot in these forums but I can’t seem to find an answer that fixes this problem. I’m using the auth0 PHP SDK and am using a lot of the code from the quickstart guide for PHP. … --- ## [Using Auth0 login in iFrame](https://community.auth0.com/t/using-auth0-login-in-iframe/91547)
**Author:** [@adeel](https://community.auth0.com/u/adeel)\ **Replies:** 4\ **Last updated:** [May 14, 2024, 10:23pm UTC](https://community.auth0.com/t/using-auth0-login-in-iframe/91547 "2024-05-14T22:23:50Z")
SDK Version: 1.9.1 Platform Version: Next Js Use Case: We need to open our Auth0 Next Js app in a third party app using an iframe. It throws error when using New Universal Login. Secondly, by using Classical login, lo… --- ## [State Parameter Is Not Appended in Redirect User Action](https://community.auth0.com/t/state-parameter-is-not-appended-in-redirect-user-action/82874)
**Author:** [@daboweiqi](https://community.auth0.com/u/daboweiqi)\ **Replies:** 4\ **Last updated:** [May 5, 2022, 7:35pm UTC](https://community.auth0.com/t/state-parameter-is-not-appended-in-redirect-user-action/82874 "2022-05-05T19:35:10Z")
Hi there, I’m trying to implement a customized 2FA for my login flow. I followed the document of using Action to redirect user to my 2FA page. It seems the state parameter is not appended in the URL so when I redirect … --- ## [Magic link invalid state](https://community.auth0.com/t/magic-link-invalid-state/51197)
**Author:** [@lerman](https://community.auth0.com/u/lerman)\ **Replies:** 1\ **Last updated:** [October 13, 2020, 6:53pm UTC](https://community.auth0.com/t/magic-link-invalid-state/51197 "2020-10-13T18:53:25Z")
Hi, I’m using spa-js, universal login with social and passwordless magic link connections. Everything works fine with the social logins, but when using the magic link I get ‘invalid state’ error from handleRedirectCall… --- ## [State altered during rule redirect / how to set state manually?](https://community.auth0.com/t/state-altered-during-rule-redirect-how-to-set-state-manually/41264)
**Author:** [@Nico83](https://community.auth0.com/u/Nico83)\ **Replies:** 0\ **Last updated:** [April 17, 2020, 11:52am UTC](https://community.auth0.com/t/state-altered-during-rule-redirect-how-to-set-state-manually/41264 "2020-04-17T11:52:02Z")
Hi, I have a problem using redirect rules in combination with client-generated state parameters. My client adds a state parameter to the auth request. This is altered by Auth0 during a redirect by an Auth0 rule that enf… --- ## [Passwordless custom link not generating ({{ application.callback\_domain }} and liquid syntax(.first, .last) not working)](https://community.auth0.com/t/passwordless-custom-link-not-generating-application-callback-domain-and-liquid-syntax-first-last-not-working/31896)
**Author:** [@merzzrc](https://community.auth0.com/u/merzzrc)\ **Replies:** 18\ **Last updated:** [November 20, 2019, 8:53pm UTC](https://community.auth0.com/t/passwordless-custom-link-not-generating-application-callback-domain-and-liquid-syntax-first-last-not-working/31896 "2019-11-20T20:53:56Z")
Hi All, We have been using AuthO’s passwordless verification (sending link using email) with SendGrid email provider for the past few months. However, since 03rd Oct 2019, the magic link/the redirect URL is not being ge… --- ## [Log in from different subdomain produces state error](https://community.auth0.com/t/log-in-from-different-subdomain-produces-state-error/19116)
**Author:** [@johnk](https://community.auth0.com/u/johnk)\ **Replies:** 2\ **Last updated:** [December 16, 2018, 9:01pm UTC](https://community.auth0.com/t/log-in-from-different-subdomain-produces-state-error/19116 "2018-12-16T21:01:11Z")
I have an Angular 6 SPA and I’m trying to set things up to have a marketing page for my app on a different subdomain, but for users to be able to login or signup directly from that marketing page and then be redirected t… --- ## [Laravel 5.4 Integration Invalid State on callback](https://community.auth0.com/t/laravel-5-4-integration-invalid-state-on-callback/12618)
**Author:** [@flu](https://community.auth0.com/u/flu)\ **Replies:** 3\ **Last updated:** [September 6, 2018, 3:14pm UTC](https://community.auth0.com/t/laravel-5-4-integration-invalid-state-on-callback/12618 "2018-09-06T15:14:33Z")
Hi there I try to use auth0 with my laravel 5.4 installation - i followed your guidelines. as i log in the redirect url will be called but then i get a php error on my /callback page (screenshot attached). can anyone h… --- ## [Redirect from rules: state value lifetime](https://community.auth0.com/t/redirect-from-rules-state-value-lifetime/7406)
**Author:** [@ben\_leen11](https://community.auth0.com/u/ben_leen11)\ **Replies:** 1\ **Last updated:** [July 10, 2017, 4:44pm UTC](https://community.auth0.com/t/redirect-from-rules-state-value-lifetime/7406 "2017-07-10T16:44:13Z")
We rely on the redirect user from rules feature: The docs here don’t show any details about the state value. Does it have an expiry time? I assume not but, do previously issued state values become invalid when a new … --- ## [State: return\_url not behaving as expected](https://community.auth0.com/t/state-return-url-not-behaving-as-expected/6907)
**Author:** [@andrewhpark](https://community.auth0.com/u/andrewhpark)\ **Replies:** 1\ **Last updated:** [June 5, 2017, 8:22pm UTC](https://community.auth0.com/t/state-return-url-not-behaving-as-expected/6907 "2017-06-05T20:22:49Z")
I’m trying to use the state param to redirect the user to a completely different page after logging in. It’s not redirecting as expected. My JS code for lock is as follows. I’ve also tried this explicitly with the retur…