Method Open

Namespace: DocWright.Cryptography

Assembly: DocWright.Cryptography.dll

Open(byte[], string?)

Reads a legacy encryption header and derives the decryption key for a password.

public static LegacyBinaryDecryptor Open(byte[] header, string? password)

Parameters

header byte[]: The encryption header from the start of the table stream. Its length is the FIB's lKey for a Word document.
password string: The password, or null.

Returns

LegacyBinaryDecryptor: A decryptor for the document's streams.

Exceptions

ArgumentNullException: header is null.
UnsupportedFeatureException: The header names a scheme DocWright does not decrypt.
DocumentEncryptedException: password is null or empty.
InvalidPasswordException: The password does not match the header's verifier.
InvalidDocumentException: The header is truncated or internally inconsistent.