Read also chapter 4. 1 Create a new @Configuration class and extends WebSecurityConfigurerAdapter. The package includes helpers for database manipulation, JSON Web Token generation, validation and signing, authentication methods, methods for. 0 authentication. It should contain a simple username, a password, and the WSS-TimeToLive property. About application-only auth Tokens are passwords. Here am not using. Basic authentication is one of the most basic ways to authenticate an HTTP request and is commonly used for passing API keys to authenticate popular APIs such as Stripe, for example. CodeIgniter is a popular Model-View-Controller (MVC) framework for PHP. NET web forms and ASP. BIG-IP supports two types of authentication: HTTP BASIC and Token-Based (TBA). REST Assured supports a number of commonly used API authentication mechanisms, including Basic (username and a password in the header of every call) and OAuth 2. To disable preemptive authentication, clear the Authenticate preemptively check box. Also, HTTP Basic authentication and API key will be used to connect with RESTful API. It's only one pair. 0 to authenticate requests. Although you should use a custom user model for all Django projects, we will not here in the interests of simplicity. NET Web API is a great tool to build an API with. However, we can give an easy, interactive, example with the Google Maps API. The API, though, did not require any authentication to use, meaning it probably is not ready for production use. for basic authentication is. In this tutorial, i would like to share with you how to build restful api in laravel 5. NET example of how to do this, but here is a description and schematic of the OAuth2 process. RESTful API Authentication Basics Basic Authentication. What is REST? REST, or in the full form, Representational State Transfer has become the standard design architecture for developing web APIs. On the backend side I will use Codeigniter REST framework. Because there is no need to sign a request, this approach is dramatically simpler than the standard OAuth 1. In addition to the authentication methods above, the REST_Controller class also supports the use of API keys. I have some security issues and I don't want to start developing without fixing them on my mind. In this guide, we are going to test REST APIs with authentication using JMeter. Basic Authentication is the simplest way to enforce access controling to resources. API is a set of instructions ( functions and routines) that accomplish a specific task or are allowed to interact with a specific software component like database or computer hardware. In this blog, we will discuss how we can implement token based authentication. We already create a tutorial for email and password authentication using Ionic 2 and Firebase, right now we will implementing authentication using our own REST API server. In the PHP RESTful web service example, the following domain class contains the resource data array and service handlers. I am trying to connect to a REST API (web api), which requires basic authentication, with the web data connector. It has a beautiful native macOS interface to compose requests, inspect server responses, generate client code and export API definitions. An end user makes a request to the service for authentication with the user name and word embedded in the request header. Create our main project folder and put rest-api-authentication-example as its name. We will be showing the same example with OAuth2 in the next post Secure REST API using OAuth2. See the full endpoint reference for details of every API method, or explore them in the test console below. Well, from the time of this tutorial release, several new releases happened till today, but as a base, this still should help you to get basic idea. Basic Authentication : The most simple way to deal with authentication is to use HTTP basic authentication in which the username and password credentials are passed with each HTTP request. This helps you avoid getting caught up in any grant flows that require you to redirect to a web application for authentication. By taking a path of Web development, you find yourself in the need of dealing with external APIs (Application Programming Interface) sooner or later. Database and table(s) creation. Much of the CodeIgniter configuration is done by convention, for instance putting models in a "models" folder. 2 API with C#. I want to create REST API. Most examples I have seen are using token/key, this API does not have that capability. On the backend side I will use Codeigniter REST framework. Shopify uses OAuth 2. One of the most common headers is call Authorization. I think they are using username and password in the header with a base64 string. ” ( examples ). RESTFUL is referred for web services written by applying REST architectural concept are called RESTful services, it focuses on system resources and how state of. One of the features that can be implemented using a library is user authentication, which will be further explained in this tutorial. It’s important to understand both of these authentication mechanisms, as consumers of the API will often make use of both types. If you are in trouble with the security on REST api this will be really helpful to solve the problems. HTTP Basic authentication cannot be used over plain HTTP as the keys are susceptible to interception. mine is ci_php_jwt located in. We already create a tutorial for email and password authentication using Ionic 2 and Firebase, right now we will implementing authentication using our own REST API server. NET 5 Identity and REST APIs support so it doesn’t get hijacked if you split your site into different authentication for the API and Site side. This RESTful API extension is collected into yidas/codeigniter-pack which is a complete solution for Codeigniter framework. In this tutorial we'll go through a simple example of how to implement Basic HTTP authentication in an ASP. The example code will demonstrate how to build REST API and handle the user authentication (login and registration) with CodeIgniter. 0, one of the powerful add on features to Codeigniter is the RESTful API server and client libraries. These handlers are called based on the request sent by the REST client or external apps. HTTP API authentication has evolved through many forms over the years. Now i make sure that you are concerned about the security issue. For example, if we’re using curl, we need to pass the --user option while running the command. NET Web API Basic Authentication. React JS and PHP Restful API User Authentication for Login and Signup. Expand the Authentication (OAuth, 2-Step, X-WSSE, or Basic. Although you should use a custom user model for all Django projects, we will not here in the interests of simplicity. using your API key which is a handy way to avoid putting a password in a script. 2 Create Database And Table; 1. Keep on reading to find out how it works and see examples of a user authentication in an ASP. 0 authentication for codeigniter Rest library. The Amazon S3 REST API uses the standard HTTP Authorization header to pass authentication information. I don’t want to convert anything to a token/header – I already have the token assigned to me (something like Authorization: Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==). In this example, I will create a rest apis for "users" module in Codeigniter 3 application. Basic authentication is a mechanism, where an end user is authenticated using our service, in other words RESTful service, using plain credentials such as user name and word. In general REST APIs are secured with tokens. Most of the web services that require authentication accept HTTP Basic Authentication. CodeIgniter User Authentication script - A step-by-step tutorial to implement user registration and login system in CodeIgniter. Basic Auth. Open api folder. js framework and Mongoskin library for MongoDB. NET developers commonly use forms authentication to secure their web pages. After finishing the Easy Authentication with CodeIgniter tutorial, you should have a basic login system in place. Note: Be sure to generate and assign an api_token to new users. It’s important to understand both of these authentication mechanisms, as consumers of the API will often make use of both types. The XML Authentication resource references an XML file that contains information about users, groups, and roles. Introduction. Steps in Creating Basic Asp. 0's authorization code grant flow to issue access tokens on behalf of users. API: Shopify's REST API, which the client can use to read and modify shop data. NET developers commonly use forms authentication to secure their web pages. The cRest class now has a couple of addition arguments to the. We also have another requirement, to allow our blog to have multiple authors so each one of them can create their own posts, edit and delete them at will disallowing. What I have tried:. 2MB download, plus 6MB for the user guide. 0a “one-legged” authentication. I use Node. Wrap your routes. Using a REST Client the call works just fine. Lets look at a sample spring security project that uses http basic authentication for securing its REST Api endpoints. For that you will need a BizTalk service to redirect the trafic to your on-prem service. Create your project folder. Before start i would. CodeIgniter Rest Server is available on Packagist (using semantic versioning), and installation via composer is the recommended way to install Codeigniter Rest Server. You won’t be able to run the code if you. I am trying to use the WordPress Rest Api with authentication to get more data from the API. I’m going to make a REST API to create, read, update and delete books. This Guide explains securing REST API using Basic Authentication with help of examples involving two separate clients [Postman & a Spring RestTemplate based Java app] trying to get access to our REST API. The value expression in your example looks correct. Simple Codeigniter Rest API Source code available on github https://github. Security 11. In this JWT tutorial I am going to demonstrate how to implement the basic authentication using JSON Web Tokens in two popular web technologies: Laravel 5 for the backend code and AngularJS for the frontend Single Page Application (SPA) example. NET Web API for creating REST services. The code they’ve given back to everyone represents a lot of time & work that you can benefit from as you implement Chargify with your app!. To handle authentication, the SmtpClient has a Credentials property you can use, REST API; Plugins › Dotclear › Drupal. The recommended authentication method for LogicMonitor's REST API is our LMv1 API Token Authentication. It had previous been working totally fine for several years beforehand but suddenly stopped working 2-3 weeks ago. In general REST APIs are secured with tokens. We will present examples demonstrating NodeJS, Python, Ruby, PHP, and Perl. The userName and password is encoded in the format username:password. You will likely also need to append the Security Token to the end of the Password depending on how the org is setup. Xamarin Forms Simple Login With Rest API. In Today, As we know laravel is a more popular because of security feature. Tutorial Lengkap Instalasi RESTful Web API CodeIgniter Logo Code Igniter Berawal dari kebutuhan penggunaan REST ( Representational State Transfer ) untuk melakukan exchange data antar aplikasi web. To provide secure communication between a client and the Relativity service endpoint, it supports basic authentication over HTTPS and Active Directory authentication. 0 is the most popular way to secure API services like the one we’ll be building today (and the only one that uses token authentication), we’ll be using that. The jira rest api no longer seems to be accepting basic authentication, i’ve tried multiple username/password and email/password combinations and none of them seem to be working. CodeIgniter 4 is a 1. I try to access the JIRA Rest API with basic auth. I am trying to connect to a REST API (web api), which requires basic authentication, with the web data connector. The important advantage of creating REST services is they can be easily consumed by a wide variety of devices. How to handle authentication in a RESTful Client-Server architecture is a matter of debate. But that’s. For additional security I want to implement Basic AUthentication. 0 requires that you take some steps within Salesforce and in other locations. So, in this. So many of the. Setup Rest Server in. The string containing the username and password separated by a colon is Base64 encoded before sending to the backend when authentication is required. It had previous been working totally fine for several years beforehand but suddenly stopped working 2-3 weeks ago. Net desktop app and iOS and Android mobile apps. Httpful is a simple, chainable, readable PHP library intended to make speaking HTTP sane. Devicecloud digi - API Authentication Example using PHP cache CodeIgniter CodeIgniter 3 CodeIgniter Snippets php Tutorials redirect REST API Slim 3 Slim. htpasswd openhab Enter the password for the user when prompted. Implementing basic authentication in ASP NET Web API Overview: In this post I am going to explain to how to implement basic authentication using custom authentication filter. A REST API is a web service which uses HTTP methods likes GET, PUT, POST, DELETE for data manipulation over the cross platforms. This is a basic tutorial to show you how to implement basic Restful Api authentication in CodeIgniter using firebase’s php-jwt library. An app can use one of two forms of authentication - Basic Auth and Session Auth. Digest authentication scheme is significantly more secure than Basic and can be a good choice for those applications that do not want the overhead of full transport security through TLS/SSL encryption. From API key to user with ASP. There are the Angular 6 Step By Step Example and Learning AngularJS. Ionic 5 and Angular 8: Restful API User Authentication Login and Signup using Guard and Resolver; Ionic 5 and Angular 8: Create a Welcome Page with Tabs Home Pages. 0 release REST API can connect to the secured brokers. J2EE eclipse (e. In this post, I have explained different implementations of RestTemplate for consuming REST API eg: getForObject, getForEntity, postForEntity, postForObject etc. Follow this, if you haven’t used codeigniter yet and interested to start from level zero. After finishing the Easy Authentication with CodeIgniter tutorial, you should have a basic login system in place. Support for passwords in REST API basic authentication is deprecated and will be removed in the future. API Keys were created as somewhat of a fix to the early authentication issues of HTTP Basic Authentication and other such systems. In this sample, a Basic Authenticaiton policy is associated with the REST service binding and configured to verify user credentials using an XML Authentication resource. 5 application. I think this post will be good who are working in REST api development. This chapter describes how to secure WebLogic Web services that conform to the Representational State Transfer (REST) architectural style using Java API for RESTful Web Services (JAX-RS). The basic auth example goes like this: Yes, one line. Gerrit will use HTTP basic authentication with the HTTP password from the user’s account settings page. Create config folder. To keep the things simple, I restrict it to just getting records using HTTP GET verb. Today, We want to share with you Angular 6 CRUD Tutorial Example From Scratch. Authentication (Content subject to change as the authentication mechanism for mobile app is not yet decided) There are two scenarios for the remote mobile authentications: 1. Nodejs authentication with JWT. We can provide the security in two different ways: Basic authentication. Therefore, users must have accounts on the server's domain. However, we can give an easy, interactive, example with the Google Maps API. Basic authentification is a standard HTTP header with the user and password encoded in base64 : Authorization: Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==. Here we will be using Spring boot to avoid basic configurations and complete java config. The POST Login API is used to retrieve the authentication token. We're going to use Phil Sturgeon's Rest Server and Rest Client. js API with JavaScript. 0 REST API Tutorial Codeigniter 3. xml configuration as follows. This article takes a look at the state of security support in Java EE 6, with a focus on applications that wish to do their own authentication and the usage of the JASPI/JASPIC/JS. The Firebase SDKs handle all authentication and communication with the Firebase Realtime Database on your behalf. Work With Facebook C# SDK: Now, you can start exploring the one and only rich open source C# library for facebook api. REST API authentication The Relativity REST API provides you with the ability to choose an authentication method that best fits your environment and application requirements. August 7, 2017 by Sergey Kargopolov 0 comments on "Token-based Authentication Example" Token-based Authentication Example In this blog post we will implement Token-base authentication and will learn how to use Access Token we have created in a previous blog post to communicate with Web Service endpoints which require user to be a registered. plesae help me. I know I can set up Symfony routes in a RESTful way, but I'm curious if there's a solution in the form of a bundle already. After the authentication token is obtained, it must be inserted into the Authtoken header for all requests. NET example of how to do this, but here is a description and schematic of the OAuth2 process. Gerrit will use HTTP basic authentication with the HTTP password from the user's account settings page. To enable Windows Authentication on Web Services. 0 release REST API can connect to the secured brokers. One of the challenges to building any RESTful API is having a well thought out authentication and authorization strategy. Expand the "Sites" node until you locate your Secret Server application or Web Site 3. GitHub Gist: instantly share code, notes, and snippets. For some API documentation sites, when you're logged into the site, your API key automatically gets populated into the sample code and API Explorer. However, when you're in an environment that doesn't have a client SDK or you want to avoid the overhead of a persistent database connection, you can make use of the Realtime Database REST API to read and write data. To add authentication, simply set the Login and Password properties. This blog is a complete guide on creating a WCF Rest service from scratch and Adding security to the service using Basic Authentication. Or as my buddy Kristof Rennen (and the French) always say: “it makes you ‘api”. Note - For a Tutorial on how to build a RESTful API in Go click here. Select a language for code samples from the tabs above or the mobile navigation menu. We will use PHP cURL to interact with CodeIgniter REST API, and perform the GET, POST, and PUT requests. Cookie Authentication # Cookie Authentication. 0 requires that you take some steps within Salesforce and in other locations. NET WEB API. However, the REST API includes a technique called nonces to avoid. API Keys were created as somewhat of a fix to the early authentication issues of HTTP Basic Authentication and other such systems. When you log in to your dashboard, this sets up the cookies correctly for you, so plugin and theme developers need only to have a logged-in user. For more information see Basic Authentication in ASP. This means that your application will provide data resources but the user that wants to use this data resource have to be authenticated with the Basic Authentication method. Example of spring boot + spring security basic authentication, this article describes steps to implement basic authentication in restful web service with spring boot + spring security Please consider disabling your ad blocker for Java4s. Note: Not just REST API, authentication on any application working via HTTP Protocol happens using the HTTP Request. CodeIgniter is becoming well known for its power as a PHP based web application framework, but it's not often that we see examples of it being used for anything else. We need to include these files inside the library folder of the application folder of our project. Cookie Authentication # Cookie Authentication. Here, the HTTP user agent provides the username and the password when making a request. You can either split it into two requests, or you can just have the one request if you only need to infer a little bit of da. AirWatch API integration extends enterprise mobility management functionality to external programs, and is an efficient, cost-effective alternative to building in-house applications. Basic Authentication is the least secure of the supported authentication mechanisms. Setup Rest Server in. NET client libraries. This tutorial will walk you through writing test using the Mocha and Super Agent libraries and then use them in a test-driven development manner to build a Node. We're going to use Phil Sturgeon's Rest Server and Rest Client. Basic authentication should only be used with HTTPS, otherwise the password can be exposed to everyone. I don't want to use something like api key because it will be. Net WebAPI framework. NET Web API is deferred to the hosting infrastructure. I am using PHP programming language to call rest api call but you can use as per your need. As of now, we don't have an ASP. (Visual Basic 6. I have extended this example from my other. Steps to building authentication and authorization for RESTful APIs Updated: August 08, 2019 10 minute read Authentication & Authorization. Keep it simple stupid, right?. NET Web API This article will describe how to create restful CRUD (Create, Read, Update and Delete) operations on database using ASP. 25 minute read. CodeIgniter RESTful API. js and AngularJS – Part 2/2: Frontend. Web API is a feature of the ASP. In the following example code, we will show you how to send GET, POST, PUT and DELETE request to CodeIgniter REST API using PHP cURL. What we implemented here is basic, we just issuing HTTP POST to the end point “/api/orders” including serialized order object, this end point is protected using HMAC Authentication (More about this later in post), and if the response status returned is 200 OK, then we are printing the response returned. Your Satis or Toran Proxy server could be secured with http basic authentication. Any authentication that works against JIRA will work against the REST API. In this article, we discuss the four most used REST API authentication methods, including API keys, Oauth, and OpenID Connect. using your API key which is a handy way to avoid putting a password in a script. Introduction. HP ALM REST API - Authentication | Aneejian. Complete reference documentation for the Stripe API. First, let’s consider the simplest use case: when client-side of your web app sends ajax requests to the web app API. Beyond that, the CCU REST API is a simple API for automating content purge requests. NET Framework provides classes for performing HTTP requests. Lets look at the configuration and cording. Retrieve User Data via REST API. But if it is possible with codeigniter i will stick with codeigniter. Click below to add additional parameters. It's also a safer and more secure way for people to give you access. Wrap your routes. You will learn how to configure and send SMS using Twilio. IdentityModel AuthenticationHandler Posted on April 22, 2013 by Dominick Baier In my last post, I showed how to configure the AuthenticationHandler using the AddMapping method. It's also a safer and more secure way for people to give you access. One that handles the output to JSON, perhaps authentication without cookies etc. Membuat Rest API dengan Codeigniter + JWT REST (REpresentational State Transfer) merupakan standar arsitektur komunikasi berbasis web yang sering diterapkan dalam pengembangan layanan berbasis web. OAuth2 is an authentication framework that allows third-party applications to grant limited access to a HTTP service, either on behalf of a resource owner or by allowing the third-party application to obtain access on its own behalf. Open libraries folder and create a file REST_controller. Where other APIs may be concerned with managing resources, our API has been designed around messaging physical lights to perform actions. Tagged with ruby // rest-client // basic auth // quicktip I hope this will save someone the hour that it just took me to google, try out several StackOverflow answers and finally finding the solution in the source code (note to self: move "check the source code" to the top of the list of things to try next time). 0a is a pain to set up so the most common method we’ve found is Basic Authentication. I have a working gerrit installation, the only thing is, gerrit is configured with HTTP authentication backend, and nginx handle the authentication. As we know, Codeigniter is a PHP based web application framework and for the beginners it's very easy and simple to learn. To keep the things simple, I restrict it to just getting records using HTTP GET verb. Because there is no need to sign a request, this approach is dramatically simpler than the standard OAuth 1. As so-called RESTful APIs gained popularity, a variety of methods sprung up: key passing, plain-old HTTP Basic Auth, OAuth 1. 0 release REST API can connect to the secured brokers. BIG-IP supports two types of authentication: HTTP BASIC and Token-Based (TBA). 2MB download, plus 6MB for the user guide. This is the first publicly available RESTful implementation for CodeIgniter. This tutorial will illustrate how to configure Basic Authentication on the Apache HttpClient 4. Create api folder. From one of my blog posts , there is a general agreement that authentication data is considered out of scope regarding REST. by Niharika Singh How to Build a RESTful API with Authentication in 5 minutes — all from your command line (Part 1) If the title of this article excites you, then my friend, you’re about to achieve level 100 of satisfaction by the end. That's the purpose of this guide: help you load test a Json Rest API through a concrete example, OctoPerf's Json Rest API. My friend published this guide on creating a REST API in CodeIgniter. You must have basic knowledge of Codeigniter framework to follow along. Important: this post is not a complete and expert guide on API security. Pre-requisites. Then, authentication can be done in 2 different ways: using your regular login/password via HTTP Basic authentication. 0 repo to create a RESTful API for your web applications, and demonstrate how to interact with your own API or other RESTful web-services, such as Alchemy API. However, in the cases where the application needs to communicate across platforms, you do need a RESTful API. On the other hand, REST APIs are often designed for machine to machine communication. (Flickr's API does this, for example. Integrate Basic Authentication. In general REST APIs are secured with tokens. This document will help user to setup a RESTful webservice with Basic HTTP authentication powered by Jersey framework. This tutorial guides through the way to download/install and set up basic controller/view to have a hello-world application development taste. The SharePoint REST API is touted as being the tool to provide inter-platform integration with SharePoint Online. Expand the Secret Server node and locate the winauthwebservices folder. This chapter describes how to secure WebLogic Web services that conform to the Representational State Transfer (REST) architectural style using Java API for RESTful Web Services (JAX-RS). It preserves a lot of time if you intend to develop a website from scratch. Membuat Rest API dengan Codeigniter + JWT REST (REpresentational State Transfer) merupakan standar arsitektur komunikasi berbasis web yang sering diterapkan dalam pengembangan layanan berbasis web. Adding these files to project is necessary to create RESTful web services in CodeIgniter. Most client software provides a simple mechanism for supplying a user name and password and will build the required authentication headers automatically. Create your project folder. A REST API allows your users to interact with your website from anything that can send an HTTP request. I have looked at some articles here @codeproject including this one :RESTful Day #5: Security in Web APIs-Basic Authentication and Token based custom Authorization in Web APIs using Action Filters. J2EE eclipse (e. WordPress rest api basic auth with. Where other APIs may be concerned with managing resources, our API has been designed around messaging physical lights to perform actions. The concept stays the same, just keep in mind that REST means stateless so we don’t want to have any kind of session. A user is a person with an authenticated credentials. The SharePoint REST API is touted as being the tool to provide inter-platform integration with SharePoint Online. In this RESTful services tutorial, we will see about how to do HTTP basic authentication. We have also learned how to connect with lumen with mysql. Method and Endpoint are required. HTTP / RESTful API Calls with Python Requests Library Posted on March 30, 2015 by Saravanan Subramanian The objective of this post is to give a brief introduction to HTTP and RESTful APIs. It's not the same without you. ) Basic Auth. The spec of basic authentication is like that: the username and the password separated by a ":" encoded as Base64. for that I need to use http password generated by gerrit in setting panel. In past posts, we've discussed API security within the context of a large enterprise who expose many endpoints, have a diverse and sizeable population of service consumers, and need comprehensive API management capabilities. Voila, we have our Web API protected with basic authentication. I have a project coming up where I will be using a front-end Javascript framework, and the backend will be exposed with a RESTful API. This is a basic tutorial to show you how to implement basic Restful Api authentication in CodeIgniter using firebase's php-jwt library. REST (Representional State Transfer) adalah suatu arsitektur metode komunikasi yang menggunakan protokol HTTP untuk pertukaran data dan metode ini sering diterapkan dalam pengembangan aplikasi. If you want to dig deeper and learn other cool things you can do with the HttpClient - head on over to the main HttpClient tutorial. OAuth2 is an authentication framework that allows third-party applications to grant limited access to a HTTP service, either on behalf of a resource owner or by allowing the third-party application to obtain access on its own behalf. Today we'll learn how we can use CodeIgniter to create a RESTful API for your existing web applications, and demonstrate how to. Simple REST Example (markitondemand. (Https) Creating a certificate and Enabling IIS website to use Https. Basic authentication should only be used with HTTPS, otherwise the password can be exposed to everyone. On the backend side I will use Codeigniter REST framework. you can simply use with your big project, you can make basic setup for you application. RESTful API with Ruby On Rails 5 4. HTTP basic authentication is the first step in learning security. API is also known as Web services. JSON web tokens or JWT is a way of transferring data securely among servers. Basic authentication is a mechanism, where an end user is authenticated using our service, in other words RESTful service, using plain credentials such as user name and word. com" REST API In Codeigniter With Basic Authentication I loved CodeIgniter when I started years ago, but now. This tutorial will give you technical insights of the working principle of SiteMinder system. It make easy to expose parts of your application as a REST API. Authentication (Content subject to change as the authentication mechanism for mobile app is not yet decided) There are two scenarios for the remote mobile authentications: 1. We will be building the Employee Management system where in which you will be able to Create an Employee, Get all the Employee / particular Employee details, Modify an existing Employee and Delete the Employee. I use Node. One of the most prominent ways to create access to a microservice today is through a RESTful API. Implementing basic authentication in ASP NET Web API Overview: In this post I am going to explain to how to implement basic authentication using custom authentication filter. 0's authorization code grant flow to issue access tokens on behalf of users. Codeigniter is a well known framework for PHP application development. By taking a path of Web development, you find yourself in the need of dealing with external APIs (Application Programming Interface) sooner or later.