| open source intelligence techniques book | 1.18 | 0.8 | 4993 | 40 | 77 |
| open source intelligence techniques bazzell | 1.1 | 0.4 | 772 | 43 | 74 |
| open source intelligence techniques | 1.66 | 0.3 | 1352 | 35 | 100 |
| open source intelligence methods and tools | 1.78 | 0.4 | 6381 | 42 | 25 |
| open source intelligence pdf | 1.5 | 0.1 | 9047 | 28 | 29 |
| basic open source intelligence course | 0.16 | 0.5 | 184 | 37 | 76 |
| open source intelligence course | 0.41 | 0.6 | 8123 | 31 | 88 |
| open source intelligence gathering techniques | 1.42 | 0.3 | 8149 | 45 | 54 |
| open source intelligence free course | 0.53 | 0.5 | 3585 | 36 | 57 |
| open source intelligence training | 0.4 | 0.1 | 8441 | 33 | 35 |
| open source intelligence tools | 0.5 | 0.5 | 3906 | 30 | 82 |
| free open source intelligence training | 1.91 | 0.6 | 8940 | 38 | 72 |
| open source intelligence tools and resources | 0.37 | 0.6 | 647 | 44 | 65 |
| open source intelligence handbook | 1.97 | 0.9 | 2531 | 33 | 26 |
| open source intelligence resources | 1.64 | 1 | 8705 | 34 | 99 |
| open source intelligence tools free | 0.29 | 0.4 | 7628 | 35 | 95 |
| open source intelligence analysis | 1.53 | 1 | 7141 | 33 | 39 |
| open source intelligence sources | 1.42 | 1 | 3975 | 32 | 92 |
| open source intelligence training courses | 1.56 | 0.1 | 3774 | 41 | 65 |
| open source intelligence model | 0.76 | 0.3 | 8350 | 30 | 51 |
