PRODU


Aws cognito login endpoint not working

Aws cognito login endpoint not working. There is an AWS Cognito instance, with one user pool and one API client, configured for using Authorization Code, with Cognito User Pool set as an Identity Provider. signOut() only signs out from Cognito, but not from the federated provider (Google in your case). In the API Gateway console, on the APIs pane, choose the name of your API. endpointId and I retrieve info of that endpoint id in a lambda function with: let data = await PINPOINT. API Gateway Console Screenshot - This works fine Postman Screen shot - Not working Sep 12, 2018 · The URL for the login endpoint of your domain. js file containing the following: import { CognitoAuthProvider } from "ra-auth-cognito"; import { CognitoUserPool } from "amazon-cognito-identity-js"; const dataProvider = unionDataProviderWrapper; To use an Amazon Cognito user pool with your API, you must first create an authorizer of the COGNITO_USER_POOLS type and then configure an API method to use that authorizer. Go to AWS Cognito service and click “Manage Identity Pools”. When you generate a redirect to the login endpoint, it loads the login page and presents the authentication options configured for the client to the user. It is working fine when i test using aws api gateway console. May 7, 2024 · PDF. com is added as custom domain. Please check below screenshot. provider: 'Google' })) it will automatically bypass Google's account selection/login and directly use the existing session. com:amr”. Choose the Sign-in experience tab. Amazon Cognito user pools have the following options: user pool endpoints with a user pool domain, and the user pools API. For a breakdown of the classes of API operations with the Amazon Cognito user pools Jun 3, 2012 · If you will be using Cognito Federated Identity to provide access to your AWS resources or Cognito Sync you will also need the Id of a Cognito Identity Pool that will accept logins from the above Cognito User Pool and App, i. Search jobs In the Amazon Cognito console, choose Manage user pools, and then choose your user pool. This will permit only authenticated Feb 13, 2023 · Importing the user-management package allows you to access a number of convenience methods required for interacting with Cognito in the web application. If you have already configured a user pool domain, choose Delete Cognito domain or Delete custom domain before creating a new custom domain. Navigate to the App integration tab for your user pool. Custom domains for user pools aren't supported in AWS GovCloud (US). This will be under Cognito User Pool / App Integration / Domain Name. At first, the API client was configured to use client I almost don't even care about the cookie that is set on the browser via Cognito, except that it informs the sign-in page's behavior/presentation (e. I am saving the tokens in my local storage, And while doing the logout i am clearing the store manually. Amazon Cognito also delivers temporary, limited-privilege credentials to your application to access AWS resources. In such a case, the use of 'state' parameter is recommended and when Jun 1, 2018 · From AWS docs, AUTHORIZATION Endpoint The /oauth2/authorize endpoint signs the user in. In the left navigation pane, under App integration, choose App client settings. Enter a unique name into Provider name. To redirect your user to the hosted UI to sign in again Jun 4, 2020 · Select Enable IdP sign out flow if you want your user to be logged out from the SAML IdP when logging out from Amazon Cognito. This endpoint uses post binding. Under the Sign-in experience tab, choose Add Identity Providers. So technically I do not need an endpoint if it is possible to populate a custom attribute per user in AWS. Under App clients and analytics, choose an existing App client name from the list. In case you understand the security implications and decide you can do without an Authorization Code (i. Before you can begin using your new Amazon Cognito identity pool, you must assign one or more AWS Identity and Access Management (IAM) roles to determine the level of access you want your application users to have to your AWS resources. Specifying a custom logo for the app. com, from the Domain Name list. Feb 14, 2020 · Successfully merging a pull request may close this issue. The problem is, when I make the call through Postman, Insomnia it works fine. Create an Identity Pool. Jul 5, 2020 · It literally says to use a GET request with query parameters in the documentation you linked, just like in the above question. You can use the revocation endpoint on either an Amazon Cognito hosted domain When you set up TOTP software token MFA in your user pool, your user signs in with a username and password, then uses a TOTP to complete authentication. Aug 1, 2019 · Requirement: I want to hit the endpoint as an authorized user because the lambda handler mapped to that http event gets the user's identity with event. Configure this endpoint for consuming logout responses from your IdP. This flag indicates if the user has signed in on a new device. If the API has the AWS_LAMBDA and OPENID_CONNECT authorization modes or the AMAZON_COGNITO_USER_POOLS authorization mode enabled, then the OIDC token cannot be used as the AWS_LAMBDA authorization token. ユーザーを Amazon Cognito API and endpoint references. When you use the InitiateAuth API action, Amazon Cognito also invokes the functions for the following triggers, but it doesn't provide the ClientMetadata value as input: Post authentication. Select User Pools and choose an existing user pool from the list. Cognito manages the sign in and sign up process as well as any other aspect of authentication. Choose Manage User Pools, then choose the user pool you created in Step 1: Create an Amazon Cognito user pool. Client ID is found under Cognito User Pool / General Settings / App clients. Example configuration: server {. Mar 16, 2024 · While this won't log the user out of Google (since Google does not support the SAML2 Single Logout flow) it will properly end AWS Cognito's session with Google such that if you then logout of Google and then attempt to login again by redirecting to the AWS Cognito /login endpoint, the user will be forced to re-authenticate with Google! Why Amazon Cognito in AWS GovCloud (US) uses FIPS endpoints only. There is a mobile app that makes calls to the backend. identity. These must be enabled under Cognito User Pool / App Integration / App client settings. Identity pools (federated identities) authentication flow. In postman there is an dropdown option "Client Authentication" with "Send as Basic Auth header" or "Send client credentials in body". Choose Edit in the App client information container. It now returns an invalid_grant. See the module users. For Allowed callback URLs, enter the URL of your web application that will receive the authorization code. anchor anchor. I am trying to make an API call from the browser javascript code to the /oauth2/token endpoint in order to exchange autohorization_token with an ID token. Identity pools provide temporary AWS credentials to grant your users access to other AWS Just finding out Cognito isn't supported with a VPC endpoint which is frustrating because I do not want to spend money on a NAT gateway. Review the authorizer's configuration and confirm that the following is true: The user pool ID matches the issuer of the token. aws cognito-idp admin-initiate-auth --user-pool-id us-west-2_leb660O8L --client-id 1uk3tddpmp6olkpgo32q5sd665 --auth-flow ADMIN_NO_SRP_AUTH --auth-parameters USERNAME=myusername,PASSWORD=mypassword Now I want to use CURL Call instead of this CLI Call. But after reading the documentation, it seems that I have to call the LOGIN endpoint. NET with Amazon Cognito Identity Provider. So when you try to login again (in your customers case, using Auth. In AWS GovCloud (US), your trust policies must grant Nov 19, 2021 · Open the Amazon Cognito console. How to do this retrieve the token from postman. To configure app client authentication flow session duration (AWS Management Console) From the App integration tab in your user pool, select the name of your app client from the App clients and analytics container. This subnet must be in the same VPC as your OpenSearch Service domain. If the API has the AWS_LAMBDA and AWS_IAM authorization modes enabled, then the SigV4 signature cannot be used as the AWS_LAMBDA authorization token. The following references describe the service endpoints for each feature of Amazon Cognito. Amazon Cognito is an identity platform for web and mobile apps. , receive the JWT directly), you can obtain it by using this configuration: In the console, creating a new User Pool, in Step 5 (Integrate your app), check "Use the Cognito Dec 7, 2021 · This post describes how to use Amazon Cognito to authenticate users for web apps running in an Amazon Elastic Kubernetes Services (Amazon EKS) cluster. Then, add the OpenSearch Service cluster endpoint to the location field. Let me explain why you meet error: You're using Cognito authentication, then Cognito return to you an "access token" that not contains "openid" scope, you can paste the Token here to check: https://jwt. I want to send phonenumber as username and in next session I am suppose to put password (OTP) as answer for the challenge. Jan 4, 2023 · I have a problem with Cognito and api clients like Postman or Insomnia. There is no app client secret defined. Jun 6, 2022 · I do not unset the refresh token within my app as I expect this token to be invalidated when i hit the logout endpoint, which would then cause the user to get redirected back to the login page when the refresh token fails. federatedSignIn({ . The token endpoint returns tokens for app clients that support client credentials grants and authorization code grants. The two main components of Amazon Cognito are user pools and identity pools. Enter the client ID you received from your provider into Client ID. In a Node. Created user pool 2. Below is the command curl -X POST --user clientid:secret &quot; 20 hours ago · I have cognito user pool defined. I don't have any website we only have mobile app in place. . Thanks this information was missing in my postman configuration to retrieve the access token. In the left sidebar, choose App client settings, then look for the app client you created in Step 4: Create an app client and use the newly created SAML IDP for Azure AD. Amazon Cognito centers your custom logo above the input fields at the Login endpoint. Behind any identity management system resides a complex network of systems meant to keep data and services secure. ts in the user-management package for reference. Choose Create Hosted Zone. Choose Edit from the Hosted UI section. This endpoint is available after you add a domain to your user pool. g. Value: “authenticated”. List the scopes you want to include in the Access Token. The openid scope must be one of the access token Check the authorizer's configuration on the API method. 10. This does not happen when signing in at the ALB domain, but only when accessing from the Cognito hosted UI. Now iam trying to return the access token using the curl command . GET /oauth2/authorize The /oauth2/authorize endpoint only supports HTTPS GET. Aug 5, 2020 · This request was working a couple of months ago but when we tried again and directly using curl. Validate tokens with aws-jwt-verify. It’s a user directory, an authentication server, and an authorization service for OAuth 2. 0. conf. ユーザーのトークンを取得します。. See ~/. Change the value of Authentication flow session duration Sign out users with the logout endpoint. After the API is deployed, the client must first sign the user in to the user pool, obtain an identity or access token for the user, and then call the API method with one May 19, 2020 · I created a user pool in cognito and set up OAuth2 agent in Cognito. So, I think I have my user pool properly configured. According to AWS documentation following URL and parameters should be used Aug 17, 2021 · Let's see first the else part! Here, the user needs to sign in, so the webapp needs to do a redirect to the LOGIN endpoint. Choose a hosted zone Type of Public hosted zone to allow public clients to resolve your custom domain. us-east-1:85156295-afa8-482c-8933-1371f8b3b145. You can also revoke tokens using the Revoke endpoint. Sep 24, 2014 · Understanding Amazon Cognito Authentication. I am trying to implement Passwordless login using CUSTOM_AUTH via otp in AWS Cognito. aws/credentials to see the profiles you configured, then make sure to run export AWS_PROFILE=<profile-to-use> to set the right profile. currentEndpointProfile(). PDF RSS. Oct 26, 2018 · Click the “Authorization code grant” checkbox under Allowed OAuth Flows. Go to the Amazon Cognito console. and the loadbalancer is interacting with Cognito to check the validity of the token. 0 access tokens and AWS credentials. Next to Domain, choose Actions and select Create custom domain or Create Cognito domain. Enter your MFA code that you either received in an SMS message, or is displayed in your authenticator app. Go to the Amazon Cognito console , and then choose User Pools. Enabling this flow sends a signed logout request to the SAML IdP when the LOGOUT Endpoint is called. This name appears in the Amazon Cognito hosted web UI. js file. Be sure to click Add Conditions to add an extra condition. cognito. But I don't see that. Locate Federated sign-in and select Add an identity provider. 1. Apr 22, 2019 · I was writing code in c# for token with authorization_code grant type and all calls were failing with 405 Method Not Allowed status. 2. In your preferred file editor, edit the nginx. auth. Sep 21, 2017 · I am trying to use aws api gateway authorizer with cognito user pool. But when i try enabling the authorization in the api it says "message": "Unauthorized". Authorization code has been consumed already or does not exist. After further investigation, it looks like it is not an issue with the Cognito logout url. I do not understand why, the same client is used to access the LOGIN, and that succeeded in returning an authorization code. $ sudo vim /etc/nginx/nginx. In this case, you will be redirected to the tenant where example. Go to App integration. js app, AWS recommends the aws-jwt-verify library to validate the parameters in the token that your user passes to your app. Amplify Auth primarily Configure a domain. My nodejs webserver is behind a Load balancer. Click the checkboxes next to email, openid, aws. Your user pool accepts access tokens to authorize user self-service operations. In the Amazon Cognito console, choose User pools, and then choose your user pool. While doing logout i am calling the Logout Endpoint. 0 grants that you wish to issue, your app client, the path to your app, and the OpenID Connect (OIDC) scopes that you want to request. In your function code in Lambda, you can process the validationData value to enhance your workflow for your specific needs. Aug 20, 2017 · AWS changed their UI a couple times since some of the answers here were posted (and video tutorials they link to). Jan 19, 2015 · PDF. You might be prompted for your AWS credentials. Choose an OpenID Connect IdP. b) Using 'redirect_uri' without federation. Nov 13, 2019 · Here to have the API Call work I am using AWS CLI to get Token , Here is my CLI Code. redirect_uri: Where Cognito should redirect the user. 0 access tokens, OpenID Connect (OIDC) ID tokens, and refresh tokens. The openid scope must be one of the access token Aug 30, 2021 · Stack Overflow Jobs powered by Indeed: A job site that puts thousands of tech jobs at your fingertips (U. When I run my app, it shows a custom login page (not hostedUI page), when I enter username and password, I want to get a code after clicking on signin button. It's the entry point to the hosted UI when you don't specify an identity provider. Steps I tried : 1. cognitoIdentityId, which are not present when the request is signed with my access key and secret key. For your first comment, my Cognito userpool is set up as the API Gateway authorizer, I should have been more clear on that For more information on Lambda functions, see the AWS Lambda Developer Guide. Click on Show Details button to see the customization options like below: Access token expiration must be between 5 minutes and 1 day. Aug 30, 2020 · Thanks for that. amazonaws. OpenID Connectでは、以下の4つのアクセス権限付与フローが定義されています。. But what does the body look like? The TOKEN endpoint documentation has body examples. Under the Domain section, select the Use a Cognito domain and enter a domain name on which the UI will be hosted. It responds with user attributes when service providers present access tokens that your Token endpoint issued. ・Allowed callback URLs. May 11, 2021 · The /common endpoint, is used for tenant discovery, which means when you go to /common endpoint and type username@ssss . Click the “Save changes Find them in the Amazon Cognito console on the Domain name tab for your user pool. With aws-jwt-verify, you can populate a CognitoJwtVerifier with the claim values that you want to verify for one or more user pools. The Amazon Cognito hosted UI begins at the Login endpoint. In this step enter any name for the user pool and select the Use the Cognito Hosted UI checkbox to use the default login and sign-up page provided by AWS Cognito. Cookie は、ユーザープールで設定された Amazon Cognito ドメインに関連付けられます。Cookie は 1 時間有効です。アクティブなセッション中にユーザーが再度サインインしようとすると、Amazon Cognito はユーザーに既存のセッションを続行するかどうかを尋ねます。 Dec 1, 2014 · Here’s how we do it: Select Amazon Cognito and enter the Identity Pool Id. I think there is a session that is maintained between the load balancer and the browser. The cookie is valid for 1 hour. The login endpoint is an authentication server and a redirect destination from the Authorize endpoint . With OAuth 2. In such a case, Cognito does not return the 'state' parameter since it is only supported along with 'redirect_uri' and not for 'logout_uri'. Cognito also delivers temporary, limited-privilege credentials to your application to access AWS resources. 3. Feb 5, 2019 · I am not able to get custom attribute in ID_TOKEN returned from AWS Cognito after successful user login. After your user sets and verifies a username and password, they can activate a TOTP software token for MFA. If the IdP does not have a logout endpoint, the request goes back to the client logout landing page, and the login process is restarted. While actions show you how to call individual service functions, you can see actions in context in Oct 18, 2021 · I am using AWS Cognito-hosted UI for my signup and login. User pools are user directories that provide sign-up and sign-in options for your web and mobile app users. Install NGINX on the EC2 Linux instance: $ sudo yum -y install nginx. only). It signs out the user and redirects either to an authorized sign-out URL for your app client, or to the /login endpoint. S. As a quick fix, amazon actually does not perform validation on the CSS values which are entered on the "UI Customization" form: you can actually inject any CSS you wish. Under App integration, choose your app client from the App clients and analytics section. Jun 8, 2022 · A likely problem here is that you're trying to use aws with the wrong profile. On the app client page, do the following: Under Enabled Identity Providers, choose the OIDC provider check box for the IdP that you created earlier. 0 scopes in an access token, derived from the custom scopes that you add to Aug 17, 2023 · Step 5: Integrate the application. The user pool client typically makes this request through the system browser, which would typically be Custom Chrome Tab in Android and Safari View Control in iOS. example. Pinpoint portal does not show sign up/in: And if I get the endpoint id in the client with: pinpoint. Under Pinpoint analytics, choose Enable. This topic describes six common scenarios for using Amazon Cognito. It then uses the TOKEN endpoint to try and obtain tokens (id_token, access_token, refresh_token) but that fails with unauthorized_client. Enter the parent domain, for example auth. If the IdP has a logout endpoint, it should issue a redirect to the IdP logout endpoint, for example, the LOGOUT Endpoint documented in the Amazon Cognito Developer Guide. Scroll down to App clients and click edit. user. e. Today, I’m going to cover the basics of how authentication in Mar 10, 2017 · Open your AWS Cognito console. Set the following fields: Condition: “StringEquals”. Dec 26, 2018 · Yes. The available parameters in a GET request to the /logout endpoint are tailored to Amazon Cognito hosted UI use cases. Choose OpenID Connect. Short answer: You must use oauth2 Cognito authentication instead of using default Cognito authentication API in SDK. For further detail on AWS cognito you can follow this link. Choose a PNG, JPG, or JPEG file that can scale to 350 by 178 pixels for your custom hosted UI logo. We would be grateful if you could enlighten us on the above. The IAM roles that you assign to users with Amazon Cognito identity pools must have a trust policy that allows Amazon Cognito to generate temporary sessions. Refresh token has been revoked. For example, you can use the access token to grant your user access to add, change, or delete user attributes. requestContext. Created app client and checked the custom attribute( customattrib1,customattrib2 ) May 16, 2019 · AWS Api Gateway Authorizer + Cognito User Pool Not Working {"message": "Unauthorized"} 3 AWS Cognito TOKEN endpoint fails to convert authorization code to token This is the main reason why I am looking for an endpoint because I cannot seem to find a way to populate the value for a custom attribute via the AWS interface. With an authenticator app. Enter the details of your LinkedIn app for the OIDC provider details: For Provider name, enter a name (for example, LinkedIn). これらは、AWS Cognitoにある以下の5つのエンドポイントを組み合わせて実現します。. Hello, really Nov 3, 2023 · I am using AWS Cognito as a login for a react admin login. ・Button to display Cognito's hosted UI. For a description of the classes of API operations that combine into the Amazon Cognito user pools API, see Using the Amazon Cognito user pools API and user pool endpoints. admin, and profile. revoke-token CLI command. conf file. getEndpoint(params Apr 23, 2018 · for expo users, in my case, sign in whitelist wasn't correct, so I had to update it to match my expo app: so if you're using expo, just check on which port metro is listening (see your console): Apr 16, 2018 · My app first uses the Cognito LOGIN endpoint to obtain an Authorization Code. Enter a Description for your hosted zone. Note: If your issue/bug is regarding the AWS Amplify Console service, please log it in the Amplify Console GitHub Issue Tracker Describe the bug amplify status returns the following kind of url: Test Your Hosted UI Endpoint: https://mydo May 7, 2024 · We recommend you use AWS Amplify to integrate Amazon Cognito with your web and mobile apps. The following code examples show you how to perform actions and implement common scenarios by using the AWS SDK for . The result of this is that users must enter their e-mail address first on our site, and then a second time at their identity provider. When you use a hosted endpoint for user authentication, Amazon Cognito stores a cookie named "cognito" in your browser. Learn how to generate requests to the /oauth2/token endpoint for Amazon Cognito OAuth 2. Cannot be greater than refresh token expiration. Choose the App integration tab. Choose Add a Lambda trigger. targetingClient. Replace yourClientId with your app client's ID, and replace redirectUrl with your app client's callback URL. oauth-2. Also, Cognito isn't a SAML provider, it's an OpenID provider. The scopes in your user's access token define the user attributes that the userInfo endpoint returns in its response. Key: “cognito-identity. Amazon Cognito only sets this flag if the remembered devices value of the user pool is Always or User Opt-In. Create an Amazon Elastic Compute Cloud (Amazon EC2) instance in a public subnet. com, of your custom domain, for example myapp. Thus, it is not returned when using this option with the request to the '/logout' endpoint. The cookie is associated with the Amazon Cognito domain that's configured with your user pool. Apr 11, 2019 · Here comes AWS’s Cognito to the rescue. The URL to your sign-in page is a combination of the domain that you chose for your user pool, and parameters that reflect the OAuth 2. With Amazon Cognito, you can authenticate and authorize users from the built-in user directory, from your enterprise directory, and from consumer Jul 7, 2019 · 2. Actions are code excerpts from larger programs and must be run in context. Jan 4, 2020 · AWS Cognitoのエンドポイントを使いこなす. Find them in the console on the App client settings tab for your user pool. Also, if you look at the TOKEN endpoint docs, they mention the access_code field. Jul 10, 2018 · I am using AWS Cognito in my application. It needs to pass a couple of parameters: response_type=code: This defines the authorization code flow. [Regarding the attached file] ・401 Authorization Required screen. Your logo file can be no larger than 100 KB in size, or 130 KB after Amazon Cognito encodes to Base64. One or more name-value pairs representing user attributes. I can successfully retrieve get ID, Access, and Refresh Tokens with Access Dashboards from outside the VPC using an SSH tunnel: 1. Create an Amazon Cognito user pool and identity pool. The method getLoggedInUser() will return the identity and access token for the user if a user is logged in. I followed the instructions here and put the info in the App. It works for a javascript application (our case just now Post authentication request parameters. You might have set up MFA when you signed up in the app. Thinking I could build myself a lambda function outside of my VPC to run admin-update-user-attributes with the given input, by invoking it synchronously from lambda functions inside my VPC. . I been trying to search the documentation, but only see the following words without any exact reasons why? invalid_grant. It means my logout endpoint is not working any more. The only reliable solution is reimplementing from scratch the whole "create account / reset password / social login" interface using the npm package amazon-cognito-identity-js. For more information, see Login endpoint. You must enter this code within 3 minutes. You can revoke a refresh token using a RevokeToken API request, for example with the aws cognito-idp. Jan 8, 2020 · 5. When a user tries to sign in again during an active Aug 30, 2020 · but if I install the app again, login again, then it seems it is not working. signin. With an identity pool, you can obtain temporary, limited-privilege AWS credentials to access other AWS services. AWS Amplify is a complete solution that lets frontend web and mobile developers easily build, connect, and host fullstack applications on AWS, with the flexibility to leverage the breadth of AWS services as your use cases evolve. client_id: The Cognito app client ID. Condition Prefix: “For any value”. Choose an existing user pool from the list, or create a user pool. I want Mar 29, 2019 · A simple API endpoint, with a Cognito User Pool Authorizer, when using the Authorizer Test button ( or using postman/Insomnia ) with a valid token fails ( Screenshot bellow ): I know the token is valid as I can make a successful call to the Cognito user pool user-info end-point using the same token and get the desired response back. These systems handle functions such as directory services, access management, identity authentication, and […] Revoke a token. If your app uses the Amazon Cognito hosted UI to sign in users, your user submits Mar 10, 2019 · I am using Cognito as the API authenticator for all VPC Lambdas and there is no problem, but as soon as I use the AWS-SDK for Cognito, to list all users in a User Pool for example, it fails inside The Amazon Cognito user pools API includes operations to view and modify your user pools and users, and to perform user authentication and authorization. Amazon Cognito helps you create unique identifiers for your end users that are kept consistent across devices and platforms. One or more key-value pairs that you can provide as custom input to the That value is unfortunately not present on the redirect to the SAML2 endpoint. OK, I got you detail. This is how I redirect to the Congito logout endpoint: Choose your user pool. com in the username field, you will be redirected to the tenant on the basis of your UPN suffix. Amazon Cognito API. This lead to the app. 1. With only Amazon Cognito as a sign-in provider. Dec 20, 2020 · 0. But after doing logout, I am still able to generate the id-tokens using the old refresh token. Enter “Identity pool name”, expand the “Authentication providers” section and select (restating the issue) Auth. Using Cognito HostedUI page, when I enter username and password and click on signin button, it sends a code back (can be seen in browser's URL). , if a user is not logged in [and thus there is a Cognito-set cookie], they will see the login form, and, if they are logged in [and thus there is a Cognito-set cookie], they will see the "Sign The purpose of the access token is to authorize API operations. In the navigation pane, choose Authorizers under your API. Some of the values that it can check The /logout endpoint is a redirection endpoint. Choose the User pool properties tab and locate Lambda triggers. The userInfo endpoint is an OpenID Connect (OIDC) userInfo endpoint. io Change app client settings. Connect with an AWS IQ expert. ll ct sg kn eu fv wr mm nb kc