Knowledge Factory

Diagram Breakdown: User : Initiates the process, including key generation and data encryption. RSA Keys : Public and private RSA keys are generated. AES Key : AES key is generated for encryption. Data : The message or data that needs to be encrypted. AES Encryption/Decryption : Represents the AES encryption and decryption steps. RSA Encryption/Decryption : Represents the RSA encryption and decryption steps. Flow: Encryption : AES Encryption : The user encrypts the data using the AES key. RSA Encryption : The AES-encrypted data is then encrypted using the RSA public key. Decryption : RSA Decryption : The RSA-encrypted data is decrypted using the RSA private key. AES Decryption : The RSA-decrypted data is then decrypted using the AES key. This diagram will give a visual representation of how the double-layer encryption and decryption process works with RSA and AES. Here's how you can implement RSA + AES double-layer encryption and decryption in Go : Dependencies: You can use the cryp...

To secure your Go (Golang) backend with Okta, you can integrate Okta's identity and access management system by leveraging OAuth 2.0 and JWT-based authentication. Below are the steps to set up this integration from scratch: Step 1: Sign Up for Okta Developer Account Go to Okta Developer and create a free developer account. After registering, create a new Okta Application that will represent your Golang backend service. Step 2: Create an Okta Application In your Okta dashboard, navigate to Applications and click Create App . Select Web as your platform and choose OAuth 2.0 as the authentication method. Take note of the Client ID , Client Secret , and Issuer URI , which will be required in the Go app for authentication. Step 3: Install Required Libraries Although Okta does not provide an official Go SDK, you can integrate Okta with Go using widely-used OAuth 2.0 and JWT libraries. Start by installing the necessary packages: OAuth2 for handling token-based authentication: go get...

To create a simple web CRUD application in Go (Golang) that interacts with MySQL, you need to perform several steps. Below is a basic example of how you can set up a Go application with MySQL for CRUD operations. Prerequisites Go Installed : Make sure you have Go installed. MySQL Database : You should have a MySQL server running and a database set up for storing data. Go MySQL Driver : You need to install the MySQL driver for Go, which is github.com/go-sql-driver/mysql . Steps to Create a Golang CRUD Application with MySQL 1. Install MySQL Driver First, install the MySQL driver for Go: go get github. com / go -sql-driver/mysql 2. Set Up MySQL Database In MySQL, create a database and a table. Here’s an example: CREATE DATABASE testdb; USE testdb; CREATE TABLE users ( id INT AUTO_INCREMENT PRIMARY KEY , name VARCHAR ( 100 ) NOT NULL , email VARCHAR ( 100 ) NOT NULL ); 3. Create Go Application Now, let's create a Go application to perform CRUD operations. D...

To set up and use Google Cloud Storage in GoLang for uploading, listing, downloading, and deleting files, follow these steps: 1. Set Up Google Cloud Project Create a Google Cloud Project : Go to the Google Cloud Console . Create a new project or use an existing one. Enable Google Cloud Storage API : Navigate to APIs & Services > Library in the console. Search for "Cloud Storage" and enable it for your project. Create a Storage Bucket : Navigate to Storage > Browser in the console. Click Create Bucket , give it a unique name, choose a location, and configure other settings. Set Up a Service Account : Go to IAM & Admin > Service Accounts . Create a new service account with the Storage Admin role. Generate a key (JSON) and download it to your local machine. 2. Install the GoLang Google Cloud Storage Library Install the official library using go get : go get cloud.google. com / go /storage 3. Configure Authentication Set the GOOGLE_APPLICATION_CREDENTIALS e...