Input validation is a crucial aspect of web security, especially in Java web applications that handle user input from forms, URLs, cookies, headers, or other sources.

So I'm just starting to learn Java, I'm fumbling my way through my first program that isn't some version of Hello World. The program is actually working, there are a few other sections, but in ...

For the large part, client6 relies on server-side validation for request parameters to avoid duplicating the logic. Similarly, validating things like connection parameters is often redundant, since ...