Error validating the digital signature of the updated manifest
While the identity of the entity owning a certificate issued by a certification authority has been verified by the authority, you still might not want to trust that entity.Certificates can also be revoked if the certificate key is stolen or compromised.
property to true, then the the certificate will be trusted if it chains to a certificate in the system trust store.
This article discusses how to use the XMLSignature Validator class to help you validate the integrity and authenticity of signed messages and downloaded resources.
There aren't many off-the-shelf XML signing tools available, so this article also discusses how you can use the AIR ADT tool to create signed resource packages.
The method creates an XMLSignature Validator object, sets the validation properties and validates the signature.
If validation completes successfully, the XMLSignature Validator object dispatches a complete event.