How to hash password in php
(PHP 5 >= 5.5.0, PHP 7, PHP 8) Show password_hash — Creates a password hash Descriptionpassword_hash(string The following algorithms are currently supported:
Supported options for
Supported options for
Parameterspassword The user's password. Caution Using the algo A password algorithm constant denoting the algorithm to use when hashing the password. options An associative array containing options. See the password algorithm constants for documentation on the supported options for each algorithm. If omitted, a random salt will be created and the default cost will be used. Return ValuesReturns the hashed password. The used algorithm, cost and salt are returned as part of the hash. Therefore, all information that's needed to verify the hash is included in it. This allows the password_verify() function to verify the hash without needing separate storage for the salt or algorithm information.
Changelog
ExamplesExample #1 password_hash() example
The above example will output something similar to: $2y$10$.vGA1O9wmRjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a Example #2 password_hash() example setting cost manually
The above example will output something similar to: $2y$12$QjSH496pcT5CEbzjD/vtVeH03tfHKFy36d4J0Ltp3lRtee9HDxY3K Example #3 password_hash() example finding a good cost
"Appropriate Cost Found: " . $cost; The above example will output something similar to: Appropriate Cost Found: 10 Example #4 password_hash() example using Argon2i
The above example will output something similar to: Argon2i hash: $argon2i$v=19$m=1024,t=2,p=2$YzJBSzV4TUhkMzc3d3laeg$zqU/1IN0/AogfP4cmSJI1vc8lpXRW9/S0sYY2i2jHT0 NotesCaution It is strongly recommended that you do not generate your own salt for this function. It will create a secure salt automatically for you if you do not specify one. As noted above, providing the
See Also
phpnetcomment201908 at lucb1e dot com ¶ 3 years ago
nicoSWD ¶ 8 years ago
Lyo Mi ¶ 6 years ago
Cloxy ¶ 8 years ago
= mcrypt_create_iv(22, MCRYPT_DEV_URANDOM); martinstoeckli ¶ 9 years ago
Mike Robinson ¶ 8 years ago
ms1 at rdrecs dot com ¶ 2 years ago
php dot net at marksim dot org ¶ 2 years ago
Anonymous ¶ 3 years ago
Anonymous ¶ 2 years ago
hman ¶ 3 years ago
What is hash password in PHP?password_hash() creates a new password hash using a strong one-way hashing algorithm. The following algorithms are currently supported: PASSWORD_DEFAULT - Use the bcrypt algorithm (default as of PHP 5.5. 0). Note that this constant is designed to change over time as new and stronger algorithms are added to PHP.
How PHP hash password mysql?You first hash the password by doing this: $hashed_password = password_hash($password, PASSWORD_DEFAULT); Then see the output: var_dump($hashed_password);
Is PHP password hash secure?PHP provides a native password hashing API that safely handles both hashing and verifying passwords in a secure manner. Another option is the crypt() function, which supports several hashing algorithms.
What is the most used method for hashing password in PHP?In PHP, there are various cryptographic algorithms that are commonly used like md5, crypt, sha1, and bcrypt. And the most commonly used nowadays is bcrypt hashing method.
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