SigningCertificatesPassword property (BizCrypto PKI Sign Task)
Contains password to the signing certificates.
Signing Certificates Password
This property specifies password to decrypt signing certificates.
Note that this property is sensitive, and is controlled by the project property ProtectionLevel, as it is described in the article: Setting the Protection Level of Packages. For example, if ProtectionLevel is set to DontSaveSensitive, passwords (and other sensitive data) will be suppressed when the packadge is saved.