Search results for: "verify"

How important is it to verify user sessions against the database in PHP login systems?

It is crucial to verify user sessions against the database in PHP login systems to ensure that the session is valid and has not been tampered with. Th...

What are the potential drawbacks of using session variables to verify form submissions in PHP?

Using session variables to verify form submissions in PHP can potentially lead to security vulnerabilities such as session fixation attacks. To mitiga...

Are there any best practices or additional functions in PHP that can be used to verify the registration status of an external domain?

To verify the registration status of an external domain in PHP, you can use the `checkdnsrr()` function. This function checks the DNS records for a gi...

How can isset() and !isset be used to verify the success of session deletion in PHP?

To verify the success of session deletion in PHP, you can use isset() and !isset to check if the session variables are still set after calling session...

How can ftp_nlist() and ftp_rawlist() be used to verify the existence of a directory in PHP?

To verify the existence of a directory in PHP using ftp_nlist() and ftp_rawlist(), you can retrieve a list of files and directories in the parent dire...