openssl_x509_fingerprint
openssl_x509_fingerprint
(PHP 5.6, PHP 7)
openssl_x509_fingerprint — Calculates the fingerprint, or digest, of a given X.509 certificate
Description
bool openssl_x509_fingerprint ( mixed $x509 [, string $hash_algorithm = "sha1" [, bool $raw_output = FALSE ]] )
openssl_x509_fingerprint() returns the digest of x509
as a string.
Parameters
-
x509
-
See Key/Certificate parameters for a list of valid values.
-
hash_algorithm
-
The hash algorithm to use, e.g. "md5" or "sha1"
-
raw_output
-
When set to
TRUE
, outputs raw binary data.FALSE
outputs lowercase hexits.
Return Values
Returns a string containing the calculated certificate fingerprint as lowercase hexits unless raw_output
is set to TRUE
in which case the raw binary representation of the message digest is returned.
Returns FALSE
on failure.
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/function.openssl-x509-fingerprint.php