TABLE 2. Threat Type and Threat Level.

Threat Type	Threat Level
Identity Spoofing	System Access Level
Data Tampering	Input of epidemiological investigation data: Medical personnel or epidemiologists can make any change
Repudiation	System Access Level
Information Disclosure	System Access Level Epidemiological investigation data: privacy data, raw data Providing epidemiological survey data to the government and the private sector
Denial of Service	System Access Level
Elevation of Privilege	System Access Level