Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\Common\Signatures]
"SignatureHashAlg"="GR 34.11-2012 256"
"SignatureUISettings"=dword:00000001

[HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\15.0\Common\Signatures]
"SignatureHashAlg"="GR 34.11-2012 256"