Most voted "authentication" questions
Authentication is the process of determining whether someone or something is, in fact, who or what is declared. The tag can be used for any situation where authentication is used in software via programming or in the development of authentication methods. That’s different from authorization.
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viewsUse firebase custom authentication method in Vuejs
I am trying to run firestore authentication through a custom token (JWT). However I am facing problems to do so. The firestore documentation asks us to install the 'npm firebase-admin' library,…
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answers59
viewsIs my cache being shared by the pages able to leave it per session?
Good morning, you guys, So, I created a class to handle cache, but open the site in the same browser but with different users, one takes the cache from the other. how can I restrict by "session"…
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viewsI’m having trouble validating access in a system
Warning: mysqli_query() expects Parameter 1 to be mysqli, string Given in Sqlfunctions.php on line 13 Login.php: <?php if(isset($_POST['usuario']) && isset($_POST['senha'])) {…
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answer2260
viewsAndroid Open an app from another by link and with passing parameters
We are developing an App that will be a Store and will be responsible for the login and authentication of the user (a token will be generated every time the Store is opened and the user’s…
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answers212
viewsPermissions management using Active Directory
I am developing an ASP.NET C# application and at the moment I am at the login point which is almost finished. I’m using<authentication mode="Windows"></authentication> and a code that…
c# asp.net security-guard authentication active-directoryasked 7 years, 9 months ago Andre Brandao 109 -
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viewsExample Login with basic auth authentication using Alamofire?
I’m trying to make a login screen where I use Alamofire to make the request, but with the examples of the site Alamofire is not working. If anyone can help with an example code, I would really…
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answer656
viewsDelphi - Datasnap authentication via AJAX
I am now starting to use authentication in Datasnap. I am trying to access the methods via AJAX and is returning error 401 - Unauthorized. My request is as follows: $.ajax({ username: login,…
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answers45
viewsDifficulties with Logic A
Well the scenario is the following I am trying to develop an electronic point through my application but I locked in the logic of authentication of the dates and hours of work following in the logic…
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answer924
viewsFacebook and Google Authentication in Firebase - Android Studio
I’m developing an Android app, with Android Studio, using Firebase initially for user authentication. The code is quite extensive, so I won’t copy it here, but it’s available on Github. Already…
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answer1469
viewsProblem while doing an update
Well I’m having difficulty to perform an update on my database it is presenting the following Exception. ERROR [org.springframework.security.web.Authentication.Usernamepasswordauthenticationfilter]…
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answer446
viewsSymfony authentication. How to authenticate (simple)
I got a problem here. I’m on a project using symfony (very good Framework), but I’ve seen some complexities of how it authenticates. I was able to log in, however at the time of entering the home,…
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answer303
viewsError validating Java user, Spring
I have an error validating the user next to the database. I’ve debugged and the data (which you see from the front end) is being received by the API. The method that makes the search in the database…
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answers70
viewsPassport-local / I don’t understand the structure of the function
I am trying to implement the authentication system on my platform using Passport, Passport-local and Passport-local-Mongoose. I was able to apply login authentication: app.post("/login",…
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answers280
viewsAuthentication and Sweet Alert - Laravel
Someone could help me, I have a tremendous doubt, I have researched so much and I have not found the solution. The scenario is as follows. I created a basic project with auth through php Artisan…
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answer1612
viewsSecurity and login authentication in Ionic 3 using PHP-generated access token
I’m developing an application where the user can login by providing his email and password. After that, I make a request to my server PHP which checks in the database if the data exist and are…
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answers897
viewsKeystore loading all certificates
I’m creating a webservice which connects to the eSocial, requiring mutual authentication. When I have only one certificate on the machine, no problem at all, but when it has 2+ certificates, I can’t…
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answers68
viewsZend Framework 2 My Acl plugin authentication returns a strange error
I have a project based on Zend Framework 2 and the Myacl plugin; My operating system is Ubuntu 17.04; php version: 7.1.11. I cannot access the project homepage, an error occurs during authentication…
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answer89
viewsLaravel 5.2: Multi authentication always returns false
Is always returning error when making the login, even if the data is correct. I’ve seen several topics about this error, but none solved the problem. CONTROLLER public function cadastro(Request…
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viewsUnity with Firebase + Google Authentication How-to
I’m in need of a help to use Firebase with Google Authentication in the documentation this very vague for me at least. example is this code where I get these googleIdToken and the googleAcessToken?…
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answer787
viewsHow to create and authenticate email and password in firebase?
I’m taking a class and I try to register the email and password, from this code, in firebase, but it is not created. I can’t get this authentication. The database I created to test if I was able to…
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answer480
viewsLaravel - Website Authentication and API
I am developing a Chat where it can be accessed both by the web and by an application, so I have done a project in Laravel with an api, both the site and the application will be fed through the api…
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answers67
viewsASP.NET - Application with the possibility of authentication Forms and Windows
I have to configure the following ASP.NET authentication scenario: depending on some precise conditions that authentication is performed through Forms or Windows. The scenario is that if an…
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answers985
viewsLogin customizado Laravel
I’m trying to do a custom login on Laravel 5.5, I can even authenticate the user, but when I direct to another page it loses the authenticated user reference and redirects to the login screen again.…
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answer449
viewsHttp request with angular 6
I’m trying to consume a REST service that has a basic authentication with angular 6 but I’m not succeeding follow the code I’m using unsuccessfully: public iniciarProcesso(dadosProcesso: string):…
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answers116
viewsError trying to authenticate to a standard API
I am trying to authenticate my request to an Laravel API (5.4) . Even following the documentation authentication documentation, whenever I send the request, I get the following return: Not Valid…
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answers33
viewsLaravel Custom Authentication with Postgres
I created a custom provider, called CustomUserProvider, extendi of EloquentUserProvider and brought the perfect fields. However the login does not persist public function…
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answer49
viewsIs it bad practice to check Auth in the Components I want to crash?
I have the following authentication logic initAuthListener() { this.afAuth.authState.subscribe(user => { if (user) { this.store.dispatch(new Auth.SetAuthenticated());…
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answer34
viewsWhat is the concept behind the Ifilter.Allowmultiple property?
When studying the functionality of the "Web API Pipeline . NET Faramework", I came across the property "Allowmultiple", brought by inheritance of the abstract class "Ifilter". Microsoft…
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answers235
views(Ionic 5) Authentication using Json-Server
Good morning, I would like a Login (Authentication) guidance using Json-Server (FAKE API). Json-Server supports this feature? I was following some lessons in Alura about Ionic and Angular, and they…
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answer82
viewsGoogle plus authentication on Ionic
I’m trying to create a login with google plus in Ionic 4 on android platform, but is always coming back an error [10], which according to the google documentation, is a configuration error, but I…
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answers63
viewsLaravel: redirect after logging in
Hey, guys, what’s up? I’m sending an email to the customer like this: @component('mail::button', ['url' => env('APP_URL') .'/SobeDocsFiadorCadastrado/'. $fiador->id ]) Clique para iniciar…
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answers21
viewsInvalid_grant when updating vuex-oidc nuxtJS token with automaticSilentRenew option using Keycloak
I would like to update the Keycloak access token on nuxtJS login using the vuex-oidc library, but I get the invalid-Grant error when the token expires and the user is dropped. I need the user to…
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viewsDjango Rest Framework + React I can’t return the Cookie
I’m starting with Django and React development. I tried to make a User Authentication page. When loading the User Registration page I call the API in Django to return the CSRF via Cookie and then I…
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answers564
viewsShow login error messages in Python with Django
I’m building a Python login page with Django, Javascript and HTML. What I’m not knowing how to do is show, on the login screen an Alert with the messages "Unauthorized user" and "Incorrect user or…
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viewsAuthentication Django login returns 405 after logging in
The login page after being filled should redirect to the page that requires authentication but returns in the console "POST /login/ HTTP/1.1" 405 0 and in the browser returns to blank login page.…
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answer12
viewsProblems implementing JWT authentication with NET Core 5
Hello, I’m having trouble implementing JWT in my API, I researched and looked at several tutorials on the subject and noticed that they use Identity, but I use Dapper to be able to check if the user…
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answer376
viewsHow to block login on 2 devices?
I am developing a PHP application where the user can stay logged in even after signing out, using cookies. However, the user cannot stay connected to 2 devices simultaneously. More specifically,…
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answer518
viewsBasic API Rest authentication (C#)
I have an application made in ASP.MVC where I implemented ASP.NET Identity for user registration/login. Now I have to create a Web API Rest with a simple authentication, just a single user and a…
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answers400
viewsJWT TOKEN authentication is not persisting
Well, every time I Reload in my application or open and close it, I have to put the login and password, it could be some error in my code, could someone take a look? 'Cause I need when I open do…
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answer39
viewsWhat rule can I use to gain admin access to Firebase?
Hello I would like to know if there is any rule in firebase firestore, where only my project account can have access for modification, this without having to develop an authentication system, that…
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viewsAccess static link on Node using authentication
In my backend I have this: app.use('/files', express.static('upload')) Generating static image and pdf links for users to access. In my frontend I put a button where the user can display the static…
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answer12
viewsIntegrate Keycloak into the Auth0
I wonder if it is possible to configure a custom SSO (single Sign on) in auth0. The idea is to use keycloak as IDP (Identity Provider). In this image it is possible to view the types of logins…
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answer266
viewscall authenticated Laravel api
Good morning, all right? I am reading an api (which can only be accessed with user authentication) done in the Standard. To consume this data, I am using jquery/ajax. I know I need to send a token…
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answer94
viewsDjango authentication
good afternoon! I’m starting in WEB programming and I ended up bumping into a problem with Django in the authentication issue. I’ve read all the documentation that talks about Django’s Custom Auth…
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answer305
viewsAuthentication in the Laravel accessing routes protected by auth middleware
Good morning, I’m making a little project with Laravel, I’m at the authentication part and I had a question. i protected a group of routes with middleware auth so the user will only be able to…
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answer86
viewsCustomizing Standard Login Error Message - Jetstream
I’m starting my studies with Laravel. I’m using version 8 with Jetstream with Livewire for user authentication. However, I couldn’t figure out how to change the Jetstream standard error message…
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answer70
viewsI am Beginner and I am trying to Register and Login with Firebase but with errors that I can not solve
I’m following a tutorial I saw on Youtube but mine did not work... Elpe me Please.... By Debug I saw that the error starts inside the private fun functions creatOrLoginUser: I need to create a…
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answers1503
viewsFacebook Login localhost
Ajax Facebook Connect with jQuery & PHP I can’t run Facebook on the local machine. I want to implement Login with Facebook on my site more I would like to test locally above this login I am…
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viewsAutomatic JWT authentication with onClick function
I am creating a web service to consume an api and facilitate scheduling events on google Calendar. To access this data it is necessary that the user uses a JWT token to be able to request the data…