OpenSSL 関数
PHP Manual

openssl_x509_fingerprint

(PHP 5 >= 5.6.0, PHP 7)

openssl_x509_fingerprintCalculates the fingerprint, or digest, of a given X.509 certificate

説明

string openssl_x509_fingerprint ( mixed $x509 [, string $hash_algorithm = "sha1" [, bool $raw_output = FALSE ]] )

openssl_x509_fingerprint() returns the digest of x509 as a string.

パラメータ

x509

使用できる値の一覧は キー/証明書パラメータ を参照ください。

hash_algorithm

The digest method or hash algorithm to use, e.g. "sha256", one of openssl_get_md_methods().

raw_output

When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits.

返り値

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.


OpenSSL 関数
PHP Manual

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