1.Disposal of data.
2.Clearing-overwriting-renders data in accessible by normal means .
3.Purging-degaussing-renders media unusable by normal means.
4.Destruction-Physical destruction Irreversible by all known techniques.
1.Disposal of data.
2.Clearing-overwriting-renders data in accessible by normal means .
3.Purging-degaussing-renders media unusable by normal means.
4.Destruction-Physical destruction Irreversible by all known techniques.