(PHP 4 >= 4.2.0, PHP 5, PHP 7)
openssl_pkey_new — Generates a new private key
openssl_pkey_new ([ array $configargs ] ) : resource
openssl_pkey_new() generates a new private and public key pair. The public component of the key can be obtained using openssl_pkey_get_public().
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.
configargs
You can finetune the key generation (such as specifying the number of bits) using configargs
. See openssl_csr_new() for more information about configargs
.
Returns a resource identifier for the pkey on success, or false
on error.
Version | Description |
---|---|
7.1.0 | The curve_name configarg was added to make it possible to create EC keys. |
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.openssl-pkey-new.php