Statistical data
-confidentiality
-disclosure risk
-conceptual models
-assessing risk
-reidentification
-controlling risk
-using external data sets
-k-anonymity
-L-diversity


Tabular data
-disclosure limitations
-loss of information
-protection methods
  cell suppression
  intervals
  rounding
  perturbation
  add noise
  data swapping

Access restrictions/control

Ethics

Regulations

Privacy
- definitions
    entropy based
    differential privacy

Frequency tables

Encryption
- ways to encrypt/decrypt
    secret key
       DES, AES
    private key
       RSA, others
- cryptographic signatures
- managing keys
- key certificates
- encryption in databases
- weaknesses