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openssl_x509_fingerprint

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(PHP 5 >= 5.6.0, PHP 7)

openssl_x509_fingerprint — Calculates the fingerprint, or digest, of a given X.509 certificate

Description

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

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

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Parameters

x509

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

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.

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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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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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