php-password-hash

问题 Why does password_verify return false? This question is intended to be canonical and has been created simply based on the amount of questions that have been asked on this topic. 回答1: There are a variety of reasons why password_verify could be returning false, it can range from the setup of your table to the actual comparing of the password, below are the common causes of it failing. Column Setup The length of the password column in your table is too short: If you are using PASSWORD_DEFAULT

问题 My registration script accepts a user\'s password and then uses PHP\'s password_hash function to encrypt the password, then places it in a database. When I go to login using the just created user, I\'m getting the error that checks if the passwords are the same or not. In my case, they\'re not. What am I doing wrong when I make the call to the password_verify function in the login script? REGISTER if($_SERVER[\"REQUEST_METHOD\"] == \"POST\"){ function secure($data){ $data = trim($data); $data

问题 Say I wanted to store a password for a user, would this be the right way to do it with PHP 5.5\'s password_hash() function (or this version for PHP 5.3.7+: https://github.com/ircmaxell/password_compat)? $options = array(\"cost\" => 10, \"salt\" => uniqid()); $hash = password_hash($password, PASSWORD_BCRYPT, $options); Then I would do: mysql_query(\"INSERT INTO users(username,password, salt) VALUES($username, $hash, \" . $options[\'salt\']); To insert into database. Then to verify: $row =

问题 Recently I have been trying to implement my own security on a log in script I stumbled upon on the internet. After struggling of trying to learn how to make my own script to generate a salt for each user, I stumbled upon password_hash. From what I understand (based off of the reading on this page: http://php.net/manual/en/faq.passwords.php), salt is already generated in the row when you use password_hash. Is this true? Another question I had was, wouldn\'t it be smart to have 2 salts? One