KSC Open API
Kaspersky Security Center API description
PluginDataStorage::DeleteValue ( wstring  wstrPluginName,
wstring  wstrKey 
)

Delete value for specified key in the Plugin Data Storage.

Parameters:
wstrPluginName(wstring) productname and version divided by slash (e.g. '1093/1.0.0.0', '1103/1.0.0.0', 'KES/10.2.2.0'), up to 256 chars. See List of KLHST_WKS_PRODUCT_NAME and KLHST_WKS_PRODUCT_VERSION values for some products.
wstrKeyname of the key to delete