HistoricalPublicKey256KeyDerivation

Reference / Encryption, certificates and signatures

class final readonly Core · roukmoute/pdf 0.6.1

PDF\Security\HistoricalPublicKey256KeyDerivation

SHA-256 public-key key primitive, adobe_supplement_iso32000.pdf PDF page 21,
continuing the ordered-input algorithm from ISO 32000-1, 7.6.4.3.
Seed and recipient CMS bytes are explicit inputs. This is not a CMS processor,
password security handler, public-key writer or certificate validator.

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Inheritance and contracts

This type declares no parent, interface or trait.

Declared methods

derive()

public function derive(PDF\Security\PublicKeySeed $seed, PDF\Security\EncryptMetadata $metadata, PDF\Security\PublicKeyRecipient ...$recipients): PDF\Security\FileEncryptionKey

Declared by PDF\Security\HistoricalPublicKey256KeyDerivation · View the code ↗