Tutorial by Examples

If you are using the PASSWORD_DEFAULT method to let the system choose the best algorithm to hash your passwords with, as the default increases in strength you may wish to rehash old passwords as users log in <?php // first determine if a supplied password is valid if (password_verify($plaintex...

Create password hashes using password_hash() to use the current industry best-practice standard hash or key derivation. At time of writing, the standard is bcrypt, which means, that PASSWORD_DEFAULT contains the same value as PASSWORD_BCRYPT. $options = [ 'cost' => 12, ]; $hashedPasswor...

password_verify() is the built-in function provided (as of PHP 5.5) to verify the validity of a password against a known hash. <?php if (password_verify($plaintextPassword, $hashedPassword)) { echo 'Valid Password'; } else { echo 'Invalid Password.'; } ?> All supported hashi...