What is JSON Web Token? JSON Web Token (JWT) is an open standard (RFC 7519) that defines a compact and self-contained way for securely transmitting information between parties as a JSON object. When to use JWT? Authorization: JWTs are commonly used for authorization. After a user logs in, subsequent requests can include the JWT, granting access to routes, services…

Authentication: Purpose: Authentication is the process of verifying the identity of a user or entity attempting to access a system or resource. Timing: It occurs before authorization. Before granting access, the system ensures that the user is who they claim to be. Information Required: Typically, authentication requires the user to provide…

Steps caused the issue: Updated the JDK version from 13 to 17 Executed mvn clean compile install -DskipTests=true command Received the following error, [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.5.1:compile (default-compile) on project <project name>: Fatal error compiling: java.lang.IllegalAccessError: class lombok.javac.apt.LombokProcessor (in unnamed module @0x33fd146d) cannot access class com.sun.tools.javac.processing.JavacProcessingEnvironment (in module…

Amazon Cognito is a fully managed service provided by Amazon Web Services (AWS) that simplifies the process of adding user sign-up, sign-in, and access control to your web and mobile applications. …

AWS Storage Gateway is a hybrid cloud storage service provided by Amazon Web Services (AWS) that enables on-premises applications to seamlessly integrate with AWS cloud storage. It acts as a bridge between your on-premises environment and AWS storage services, allowing you to extend your on-premises storage to the cloud. A…

Amazon EC2 Auto Scaling is a service provided by Amazon Web Services (AWS) that enables automatic scaling of EC2 (Elastic Compute Cloud) instances based on defined conditions. EC2 Auto Scaling helps ensure that you have the right amount of computing resources available to handle the workload efficiently. The primary goal…

The Ansible unarchive module is used to extract files from an archive file (e.g., zip, tar, tar.gz) on the target system. It provides a convenient way to extract compressed files during Ansible playbook execution. Here is the basic syntax of the unarchive module: - name: Extract archive unarchive…

The --start-at-task option in Ansible allows you to specify a specific task to start the playbook execution from, skipping all previous tasks. This can be useful when you want to rerun a playbook and focus on a specific task without executing the entire playbook. To use the --start-at-task option, follow this syntax: ansible-playbook -i inventory playbook.yml --start-at-task="task_name" Replace inventory with the path to your inventory file, and playbook.yml with the path to your playbook file. Modify task_name to the name of the task you want to start from.

A network in Docker is another logical object like a container and image. To list out the networks in your system, execute the following command: docker network ls # NETWORK ID NAME DRIVER SCOPE # c2e59f2b96bd bridge bridge local # 124dccee067f host host local # 506e3822bf1f none null local By…