Search results for: "function"

What potential issues or vulnerabilities can arise from using the "md5" function for password hashing in PHP?

Using the "md5" function for password hashing in PHP is not secure because it is considered to be a weak hashing algorithm. It is vulnerable to brute...

How can the use of mysql_query() function in the code snippet be improved for better error handling?

The issue with the current code snippet is that it is using the deprecated `mysql_query()` function without proper error handling. To improve error ha...

What are the potential pitfalls of using the 'system' function in PHP for tasks like database backups?

Using the 'system' function in PHP for tasks like database backups can pose security risks as it allows for arbitrary commands to be executed on the s...

Are there any potential pitfalls to be aware of when using the mail() function in PHP scripts?

One potential pitfall when using the mail() function in PHP scripts is the vulnerability to email header injection attacks. To prevent this, always sa...

What is the significance of the mysql_affected_rows() function in PHP and how can it be utilized effectively?

The mysql_affected_rows() function in PHP is used to retrieve the number of rows affected by the last MySQL query. This can be useful for determining...