| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| why did signature verification fail | 0.8 | 0.9 | 4888 | 78 | 35 |
| why | 0.9 | 0.9 | 844 | 20 | 3 |
| did | 0.58 | 0.7 | 6542 | 15 | 3 |
| signature | 1.71 | 0.4 | 5679 | 60 | 9 |
| verification | 1.33 | 0.3 | 7807 | 33 | 12 |
| fail | 1.7 | 0.9 | 9482 | 50 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why did signature verification fail | 0.32 | 0.1 | 7615 | 95 |
