authentication using aws cognito code example

Example 1: cognito aws

// Add 'aws-amplify' library into your application

// Configure Auth category with your Amazon Cognito credentials
Amplify.configure({
    Auth: {
        identityPoolId: 'XX-XXXX-X:XXXXXXXX-XXXX', // Amazon Cognito Identity Pool ID
        region: 'XX-XXXX-X', // Amazon Cognito Region
    }
});

// Call Auth.signIn with user credentials
Auth.signIn(username, password)
    .then(user => console.log(user))
    .catch(err => console.log(err));

Example 2: cognito authentication in AWS using C#

. . .
using Amazon.CognitoIdentityProvider;
using Amazon.CognitoIdentityProvider.Model;

    public class CognitoUserStore : IUserStore<CognitoUser>, 
                                    IUserLockoutStore<CognitoUser, string>, 
                                    IUserTwoFactorStore<CognitoUser, string>
    {
        private readonly AmazonCognitoIdentityProviderClient _client = 
            new AmazonCognitoIdentityProviderClient();
        private readonly string _clientId = ConfigurationManager.AppSettings["CLIENT_ID"];
        private readonly string _poolId = ConfigurationManager.AppSettings["USERPOOL_ID"];

        . . . 
    }