You are correct. Implementing security measures is crucial to prevent the inclusion of malicious codes in recorded and displayed information. Input validation can be used to ensure that user-entered data is free of harmful code. In addition, data sanitization can be employed to remove any malicious code that is detected. Thank you for sharing the example with me. I will check it out.

To avoid recording and displaying information that contains malicious codes, you can sanitize user input on both the client and server side. This can be achieved by validating user input against a set of rules or using a library specifically designed for sanitizing user input, such as DOMPurify. DOMPurify is a JavaScript library that helps prevent XSS (Cross-Site Scripting) attacks by sanitizing HTML and other potentially dangerous content. It can be used on both the client and server side to sanitize user input and protect against malicious code. To use DOMPurify, you can include the library in your project using a