Method BeginSignAsync
BeginSignAsync(byte[], PdfSigningOptions, CancellationToken)
Prepares a signing pass without producing the signature: the returned session carries the incremental revision with its placeholder, the byte ranges, and the digest an external signer must attest. Complete it with Complete(byte[]).
public static Task<PdfSigningSession> BeginSignAsync(byte[] input, PdfSigningOptions options, CancellationToken cancellationToken = default)
Parameters
inputbyte[]The PDF to sign.
optionsPdfSigningOptionsSigning options. No certificate is required.
cancellationTokenCancellationTokenCancels the operation.