Php/docs/function.openssl-pkey-get-public
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openssl_pkey_get_public
(PHP 4 >= 4.2.0, PHP 5, PHP 7)
openssl_pkey_get_public — Extract public key from certificate and prepare it for use
Description
openssl_pkey_get_public
( mixed $certificate
) : resource
openssl_pkey_get_public() extracts the public key from
certificate
and prepares it for use by other
functions.
Parameters
certificate
certificate
can be one of the following:
- an X.509 certificate resource
- a string having the format
file://path/to/file.pem
. The named file must contain a PEM encoded certificate/public key (it may contain both). - A PEM formatted public key.
Return Values
Returns a positive key resource identifier on success, or FALSE
on error.