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openssl_x509_fingerprint

(PHP 5 >= 5.6.0, PHP 7, PHP 8)

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

Descrição

openssl_x509_fingerprint(OpenSSLCertificate|string $certificate, string $digest_algo = "sha1", bool $binary = false): string|false

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

Parâmetros

x509

Consulte Parâmetros Chave/Certificado para obter uma lista de valores válidos.

digest_algo

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

binary

When set to true, outputs raw binary data. false outputs lowercase hexits.

Valor Retornado

Returns a string containing the calculated certificate fingerprint as lowercase hexits unless binary is set to true in which case the raw binary representation of the message digest is returned.

Returns false on failure.

Registro de Alterações

Versão Descrição
8.0.0 certificate accepts an OpenSSLCertificate instance now; previously, a resource of type OpenSSL X.509 was accepted.
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User Contributed Notes 1 note

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nb at dland dot de
8 years ago
The manual is not constistent at this point. On one hand, it describes the return as digest/fingerprint of a cert, on the other hand it says:
bool openssl_x509_fingerprint( … )

On PHP 5.6.5, I only get the bool return (1 or 0).
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