correct sha2 operation.  From: "JuanJo Ciarlante" <jjo@mendoza.gov.ar>
correct sha2 operation.  From: "JuanJo Ciarlante" <jjo@mendoza.gov.ar>

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame