/usr/include/orbsvcs/Security/ is in libtao-orbsvcs-dev 6.0.1-3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/orbsvcs/Security/CSI_Utils.h
/usr/include/orbsvcs/Security/SL2_EstablishTrustPolicy.h
/usr/include/orbsvcs/Security/SL2_QOPPolicy.h
/usr/include/orbsvcs/Security/SL2_SecurityManager.h
/usr/include/orbsvcs/Security/SL3_ContextEstablishmentPolicy.h
/usr/include/orbsvcs/Security/SL3_CredentialsAcquirerFactory.h
/usr/include/orbsvcs/Security/SL3_CredentialsCurator.h
/usr/include/orbsvcs/Security/SL3_ObjectCredentialsPolicy.h
/usr/include/orbsvcs/Security/SL3_PolicyFactory.h
/usr/include/orbsvcs/Security/SL3_SecurityCurrent.h
/usr/include/orbsvcs/Security/SL3_SecurityCurrent.inl
/usr/include/orbsvcs/Security/SL3_SecurityCurrent_Impl.h
/usr/include/orbsvcs/Security/SL3_SecurityManager.h
/usr/include/orbsvcs/Security/Security_Current.h
/usr/include/orbsvcs/Security/Security_Current.inl
/usr/include/orbsvcs/Security/Security_Current_Impl.h
/usr/include/orbsvcs/Security/Security_ORBInitializer.h
/usr/include/orbsvcs/Security/Security_PolicyFactory.h
/usr/include/orbsvcs/Security/security_export.h