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About __Amazon Cognito__ : [https://aws.amazon.com/cognito/]\\
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Create ([https://docs.aws.amazon.com/cognito/latest/developerguide/cognito-user-identity-pools.html]) or use one of your existing __Amazon Cognito user pool__: [https://docs.aws.amazon.com/cognito/latest/developerguide/cognito-user-identity-pools.html]\\
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Create or configure __app client__ of the user pool ([https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-settings-client-apps.html]). \\
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App type : Select __Confidential client__.\\
Enable __Generate client secret__.\\
Allowed callback URLs:  https://<<your CrushFTP domain>>__/WebInterface/login.html__\\
OAuth 2.0 grant types : __Authorization code grant__\\
OpenID Connect scopes : __OpenID__\\
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[CrushOAuth/cognito_user_pool_app_client_1.png]\\
[CrushOAuth/cognito_user_pool_app_client_2.png]\\
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Go to the __Preferences__-> __Ip/Servers__ and select the __HTTP or HTTPS__ port item(__OAuth Sign in__ Tab) where you want to enable the Amazon Cognito Sing-In button. Check the "Enable Amazon Cognito Sign in" flag.\\
Required info from __App client__ of the __User Pool__ : __Client ID__ and __Client Secret__.\\
Required info from __User Pool__ :\\ 
Cognito Domain Prefix: It is part of the __Cognito domain__ (Amazon console -> Amazon Cognito -> User Pools -> __User poll__ -> __App integration__ tab). It also contains the region of the User Pool.\\
Like:
{{{[domain_name].auth.[amazon region]}}}\\
User pool ID\\
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[CrushOAuth/cognito_client_id_secret.png]\\
[CrushOAuth/cognito_user_pool.png]\\
[CrushOAuth/port_item_settings_cognito.png]\\
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Configure the __CrushOAuth__ plugin and enable the flag: __Enable Amazon Cognito Auth__.\\
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Continue on: [CrushOAuth]\\
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