openssl_pkey_new
PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8
openssl_pkey_new - Generates a new private key
Manual
openssl_pkey_new(
[array|null$options = null] ): OpenSSLAsymmetricKey|false
openssl_pkey_new generates a new private key. How to obtain the public component of the key is shown in an example below.
Note:
You need to have a valid openssl.cnf installed for this function to operate correctly. See the notes under the installation section for more information.
Parameters
- options
-
You can finetune the key generation (such as specifying the number of bits) using options. See openssl_csr_new for more information about options.
Return Values
Returns an OpenSSLAsymmetricKey instance for the pkey on success, or false on error.
Changelog
| Version | Description |
| 8.0.0 | On success, this function returns an OpenSSLAsymmetricKey instance now; previously, a resource of type OpenSSL key was returned. |
| 7.1.0 | The curve_name option was added to make it possible to create EC keys. |