Sharing Indicator: White Essential Cybersecurity Controls Structure Figures (3) and (4) below show the meaning of controls codes. Figure (3): Controls Coding Scheme Figure (4): ECC Structure Table (1) below shows the methodological structure of the controls. Table (1): ECC Structure 1 Name of Main Domain Reference number of the Main Domain Reference No. of the Subdomain Name of Subdomain Objective Controls Control Reference Number Control Clauses Document Classification: Unclassified 13