| Answer | Crossword Clue |
|---|---|
| UNIX | System used by servers |
| BASESIXTY | Number system used by the Babylonians |
| ICON | Picture used by a computer's operating system |
| TWOSTEP | Like the secure verification system used by Google |
| UNIX | System for servers |
| UNIX | System for some servers |
| UNIX | Operating system on many Internet servers |
