Answer :
Answer:
This is what we call SQL Injection.
• SQL Injection is when an attacker compromises your database only if it is vulnerable.
• Vulnerability includes leaving an empty ""(value) or forgetting to close anything that could be attacked.
• Ways to prevent injection is to not use string concatenation.
(ex. "hello" + "world")
* Use parameterized queries.
* Immediately get rid of any unused code.