Can you be sure that a web application is secure?

Question

Burglary protection

Good day. Can you please tell me if these sqlmap, kali linux options ensure that the website is not hacked? Or if the code is bad, then they will find a gap if they want to?

Answer 1

In complete safety, the application exists only on a turned off server. Here is an example of a code from which nothing can save you, and even medicine is powerless here (they tried to treat it with electricity and cold compresses, but in vain)
: . So read the CVE regularly, post fixes, report bugs, and in no case change Wordpress for something more intelligent, otherwise you will leave me without half the salary.