openssl_pkey_new

(PHP 4 >= 4.2.0, PHP 5, PHP 7)

openssl_pkey_new — Generates a new private key

resource openssl_pkey_new ([ array $configargs ] )

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: 必须安装有效的 openssl.cnf 以保证此函数正确运行。参考有关安装的说明以获得更多信息。

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.