openssl_x509_parse

(PHP 4 >= 4.0.6, PHP 5, PHP 7)

openssl_x509_parseParse an X509 certificate and return the information as an array

Description

openssl_x509_parse ( mixed $x509cert [, bool $shortnames = TRUE ] ) : array

openssl_x509_parse() returns information about the supplied x509cert, including fields such as subject name, issuer name, purposes, valid from and valid to dates etc.

Parameters

x509cert

X509 certificate. See Key/Certificate parameters for a list of valid values.

shortnames

shortnames controls how the data is indexed in the array - if shortnames is TRUE (the default) then fields will be indexed with the short name form, otherwise, the long name form will be used - e.g.: CN is the shortname form of commonName.

Return Values

The structure of the returned data is (deliberately) not yet documented, as it is still subject to change.