How JWT Helps in Securing Your API

JSON Web Token or JWT is a secure open standard way, which securely helps in transmitting all the information between two respective parties. JWT can be signed with the help of any secret key with a proper algorithm. When systems exchange confidential data, the JSON secure app is used, which helps in identifying the user without any private credentials. JWT is currently the latest technology used by app development services, which helps in securing the APIs.

API is the application programming interface, which helps in communication between two applications. API is used in the iPhone applications, which can be designed by the iPhone app Development Company. When you use an application and you get a response from it, it is due to this software programming interface. Now, there is a need to secure APIs, which can be done with the help of JWT. The app development services help you to secure the API with the help of JWT.


Good Read: Complete Guide on API Security for Mobile Apps


Securing web APIs using JWT


What is API Authentication?

API is a software protocol that helps interaction between the client and the server. API is known to be a profound entity. App development services are securing API with the help of JWT. It is capable of accepting and also responding to the protected requests by the users and its clients. These API must be well equipped to ensure safety and check the authenticity of the data, which the client tries to access.

The procedure of certifying the identity of clients, accessing the resources on the server is API authentication. API authentication is a must for the iPhone application, which the iPhone app Development Company can design for you. It actually authenticates and certifies the users, who are accessing the server for information.

Benefits of securing API

API is authenticated with the help of app development services in your mobile applications. API management and authentication help your mobile applications to work securely. JSON web tokens build an app, which has encoded confidential data, to provide security.

  • Create customized authorization servers. The personalized authorization servers help it to manage the API access for various clients’ applications for different customer types.
  • Custom scopes and the claims are created. You can map these claims to your profile and maintain them in the user directory.
  • You can adhere to the compliance's. Stay safe and secured with API authentication. JWT for apps helps in API authentication. IT helps to certify the clients and the users who access the server. Confidentiality and privacy are maintained highly by JSON secure app.
  • Personal credentials are not passed on or exchanged. Personal information is coded with the help of tokens, and tokens are exchanged. The JWT token helps in carrying the payloads for the user context. Your personal credentials are not leaked and used. Rather coding in place of credentials.
  • You can manage the API access with proper rules and compliances. Specifying the particular conditions under actions gives a much clearer and precise access to API Keys.
  • Enjoy high quality, API access at any time. With the right app development services, you can have the best access to your API keys. Real-time applications use the JWT token to record every communication that happened within the client and user.
  • Standard changes and automatic updates are done to your API using the JWT API platform.
  • The users in the application are all authenticated and their identities are true. Such a measure will prevent data stealing and misuse will not be taking place. Only certified and registered users will have access to data and communication.
  • Unique tokens registered by the JWT web will be a unique one. It is different for every user, and each time of login would require the respective token.
  • When your application is secured with the help of a unique code, access is restricted to anyone who proves harmful for your application. Restricted and certified access protects your application and data.




Ways JWT helps in securing API

  • JWT provides a mechanism that shares secured information across various security domains in real-time applications. This happens when parties exchange data with the help of the API medium.
  • JWT strengthens the connection and relationship between the two respective parties sharing data through the API. JWT has a collection of data and it allows the API to transfer only secured data.
  • JWT asserts identity associated with trust between the two communicating parties. The interactive application development helps to secure apps and enable secure interactions within applications.
  • JWT helps to create and use tokens. Establish trusted entities and then completely control access to services, data, and resources. JWT API platform helps API to identify the right identities in the form of coded tokens.
  • Uses quotas and respective throttling. It helps to prepare quotas on the number of API calling history. More calls than expected signals in abusive relationships. JWT determines and prevents abusive API usage.
  • The Nodejs app development identifies the vulnerabilities. The operating system, drivers, API components and the network is always looked upon by the app development company. It identifies the vulnerable weak spots. It uses sniffers to register and detect weak areas.


JWT provides secured API


How JWT works to secure API

  • The user and the client app first send in the option of sign in. You need to start using the app with your login credentials.
  • Once verified, your application API will generate a JWT token and then sign in using that API secret key. JWT for apps is a compulsion, as it provides secured communication and data exchange.
  • The API then will give back the token to the respective client application.
  • After the client app receives the JWT token, it verifies its authenticity. It then uses it subsequently every time without the users sending their personal credentials again.


  • The structure of the JWT token, returned by API is then converted into an encoded string. It is divided into various parts and each part has vital data. It will have a header, containing information related to the type of the token used. It completely looks for security standards and compliance measures.
  • The payload part will have the data, which the users want to access. They are generally a combination of standard value pairs. This is a part of JWT which is used in implementing the API.
  • Using the token includes admin permission. There will be normal users who can just review information. Again, there will be users with high access, having access to data editing, and issuing of payments.
  • Any type of interaction that takes place through the JWT API platform will have to be first secured with the JWT token.
  • Client applications can decipher or decode the token once they receive it. They will validate the source and then sign in. This step ensures that the content remains unchanged and it is very safe to be used.

Final Thoughts

Applications are now facing threats and hacking. The API can be secured with the help of JWT tokens. The application and confidential data remain secured. Adding JWT token security to your API will provide full protection. App development services secure your API with JWT security, which is affordable and the best security method. JWT is the best technology for heavy load web applications. It is the best technology, providing a secured API.


Published on Aug 19, 2020
Manan Ghadawala
Written by Manan Ghadawala
Manan Ghadawala is the founder of 21Twelve Interactive which is one of the best mobile app development companies in India and the USA. He is an idealistic leader with a lively management style and thrives raising the company’s growth with his talents. He is an astounding business professional with astonishing knowledge and applies artful tactics to reach those imaginary skies for his clients. His company is also recognized by the Top Mobile App Development Companies.


Chat With Us

Using Other Product?

Switch to Appknox

2 Weeks Free Trial!

Get Started Now