Search results for: "DNS checks"

What is the best practice for allowing users to delete specific content on a PHP forum without compromising security?

When allowing users to delete specific content on a PHP forum, it is important to implement proper validation and authorization checks to ensure that...

What are the potential security risks of passing values via POST that are not visible to the user?

Passing values via POST that are not visible to the user can still be intercepted by malicious users through various means such as network sniffing or...

In the context of PHP form handling, what are some best practices for checking if fields are both set and not empty before processing the form data?

When processing form data in PHP, it is important to check if fields are both set and not empty before proceeding with further processing. This helps...

Is_numeric() function in PHP can be used to check for numeric values, but are there any limitations or considerations to keep in mind?

When using the is_numeric() function in PHP to check for numeric values, it's important to keep in mind that it only checks if a value is a number or...

What best practices should be followed when validating user input in a PHP sign-up form?

When validating user input in a PHP sign-up form, it is important to check for both client-side and server-side validation. Client-side validation can...