openssl_x509_fingerprint
(PHP 5.6)
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.FALSEoutputs 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.