PHP

hash a password php

// To hash the password, use
password_hash("MySuperSafePassword!", PASSWORD_DEFAULT)
  
// To compare hash with plain text, use
password_verify("MySuperSafePassword!", $hashed_password)

php hash password

/* User's password. */
$password = 'my secret password';

/* Secure password hash. */
$hash = password_hash($password, PASSWORD_DEFAULT);

php hash password

//hash password
$pass = password_hash($password, PASSWORD_DEFAULT);

//verify password
password_verify($password, $hashed_password); // returns true

password hash php

//hash password
$hashed_password = password_hash($password, PASSWORD_DEFAULT);

//verify password
password_verify($password, $hashed_password); // returns true

password_hash

<?php
/**
 * For the VAST majority of use-cases, let password_hash generate the salt randomly for you.
 */
$password = 'idkWhatToUse';

$hashedPassword= password_hash($password, PASSWORD_DEFAULT);
?>

php hash password

<?php
/**
 * We just want to hash our password using the current DEFAULT algorithm.
 * This is presently BCRYPT, and will produce a 60 character result.
 *
 * Beware that DEFAULT may change over time, so you would want to prepare
 * By allowing your storage to expand past 60 characters (255 would be good)
 */
echo password_hash("rasmuslerdorf", PASSWORD_DEFAULT);
?>

php hash password

<?php
/**
 * In this case, we want to increase the default cost for BCRYPT to 12.
 * Note that we also switched to BCRYPT, which will always be 60 characters.
 */
$options = [
    'cost' => 12,
];
echo password_hash("rasmuslerdorf", PASSWORD_BCRYPT, $options);
?>

php hash password

/* New password. */
$password = $_POST['password'];

/* Remember to validate the password. */

/* Create the new password hash. */
$hash = password_hash($password, PASSWORD_DEFAULT);

php hash password

CREATE TABLE `accounts` (
  `account_id` int(10) UNSIGNED NOT NULL,
  `account_name` varchar(255) NOT NULL,
  `account_passwd` varchar(255) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

ALTER TABLE `accounts`
  ADD PRIMARY KEY (`account_id`);

ALTER TABLE `accounts`
  MODIFY `account_id` int(10) UNSIGNED NOT NULL AUTO_INCREMENT;

password_hash

<?php
/**
 * In this case, we want to increase the default cost for BCRYPT to 12.
 * Note that we also switched to BCRYPT, which will always be 60 characters.
 */
$options = [
    'cost' => 12,
];
echo password_hash("rasmuslerdorf", PASSWORD_BCRYPT, $options);
?>

php hash password

// config.conf
pepper=c1isvFdxMDdmjOlvxpecFw

<?php
// register.php
$pepper = getConfigVariable("pepper");
$pwd = $_POST['password'];
$pwd_peppered = hash_hmac("sha256", $pwd, $pepper);
$pwd_hashed = password_hash($pwd_peppered, PASSWORD_ARGON2ID);
add_user_to_database($username, $pwd_hashed);
?>

<?php
// login.php
$pepper = getConfigVariable("pepper");
$pwd = $_POST['password'];
$pwd_peppered = hash_hmac("sha256", $pwd, $pepper);
$pwd_hashed = get_pwd_from_db($username);
if (password_verify($pwd_peppered, $pwd_hashed)) {
    echo "Password matches.";
}
else {
    echo "Password incorrect.";
}
?>

php hash password

$hashed_password = password_hash($password, PASSWORD_DEFAULT);

php password_hash

<?php
/**
 * We just want to hash our password using the current DEFAULT algorithm.
 * This is presently BCRYPT, and will produce a 60 character result.
 *
 * Beware that DEFAULT may change over time, so you would want to prepare
 * By allowing your storage to expand past 60 characters (255 would be good)
 * Other algorithms such as PASSWORD_BCRYPT and PASSWORD_ARGON2ID may be used
 * instead of PASSWORD_DEFAULT
 */
echo password_hash("rasmuslerdorf", PASSWORD_DEFAULT);
?>

php hash password

$password = 'my password';

echo password_hash($password, PASSWORD_DEFAULT);
echo '<br>';
echo password_hash($password, PASSWORD_DEFAULT);

php hash password

<?php
echo 'Argon2i hash: ' . password_hash('rasmuslerdorf', PASSWORD_ARGON2I);
?>

php hash password

/* User's password. */
$password = 'my secret password';

/* MD5 hash to be saved in the database. */
$hash = md5($password);

php hash password

/* Password. */
$password = 'my secret password';

/* Set the "cost" parameter to 12. */
$options = ['cost' => 12];

/* Create the hash. */
$hash = password_hash($password, PASSWORD_DEFAULT, $options);