encoding The encoding object corresponds to the PDFL subFilters element. The valid values for Adobe are adbe.x509.rsa_sha1, adbe.pkcs7.detached, and adbe.pkcs7.sha1, but other security handlers can define their own values. Hierarchy of objects Model Parent objects Current object Child objects Form Model encodings encoding None Parent class node class Properties Name Description Type Access use Invokes a prototype. String Read /Write usehref Invokes an external prototype. String Read /Write Methods None