| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| operating system security principles | 1.6 | 0.1 | 909 | 98 | 36 |
| operating | 1.82 | 0.9 | 4069 | 91 | 9 |
| system | 1.16 | 0.5 | 5484 | 49 | 6 |
| security | 1.99 | 0.6 | 4811 | 70 | 8 |
| principles | 0.79 | 1 | 3040 | 7 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| operating system security principles | 0.63 | 0.9 | 9217 | 39 |
