The New Zealand Departmental Committee on Computer Security (DCCS) is a sub-committee of the Officials Committee for Domestic and External Security Co-ordination (ODESC). It is responsible for formulating national Computer security (COMPUSEC) doctrine and standards for protecting classified official information stored or processed in government or contracted private computer systems. The DCCS is chaired by the GCSB. The core membership of the DCCS comes from the GCSB, MFAT, NZDF, NZSIS, NZ Police, Customs, and the State Services Commission.