1493 ± 63 · 14 passed of 20 attempts · joined Dec 2025
Sample data. A generated account, not a real person.
20 attempts in the last twelve months · best day 2 · current streak 0 days
2026 · 12 attempts · best day 2
2025 · 8 attempts · best day 2
Nineteen axes, from the EX200 and EX342 objectives plus the automation subjects. A topic never attempted sits at the centre — point at an axis for its numbers.
| Topic | Rating | Labs |
|---|---|---|
| Networking | 1744 | 2 |
| Model Context Protocol | 1744 | 2 |
| Bash | 1735 | 4 |
| Claude Code | 1675 | 1 |
| Linux basics | 1647 | 2 |
| AI Agents | 1492 | 2 |
| Logging and journald | 1431 | 2 |
| Users and permissions | 1363 | 6 |
Click an attempt to open it. Rated attempts moved the number on the left; the ones marked practice are unrated — recorded, not counted.
| When | Work | Result | Time | Rating |
|---|---|---|---|---|
| 23 Aug 2026 | The Assistant That Forgets Its Rules | passedpractice | 6m 18s | — |
| 22 Aug 2026 | The Hooks That Never Fire | failedpractice | 10m 55s | — |
| 21 Aug 2026 | Theory: The Model Context Protocol theory | passedpractice | 2m 15s | — |
| 21 Aug 2026 | The Backup Script That Lies ▶ replay | passed | 4m 28s | +34 |
| 01 Aug 2026 | The Config That Breaks on a Password | passed | 5m 16s | +92 |
| 31 Jul 2026 | The Rename That Wants to Destroy | passedpractice | 13m 43s | — |
| 30 Jul 2026 | The Agent That Never Stops | failed | 11m 05s | -90 |
| 30 Jul 2026 | The Stream That Stops | passed | 11m 20s | +69 |
| 29 Jul 2026 | The Sync That Says It Worked | failed | 14m 34s | -202 |
| 22 Jul 2026 | The MCP Server That Never Connects | passed | 7m 22s | +175 |
| 21 Jul 2026 | The Chatbot That Leaks Its Key | failed | 21m 32s | -133 |
| 31 May 2026 | The Client That Leaks Its Token | failed | 23m 51s | -34 |
| 16 Nov 2025 | The Tool Only Root Can Run | failed | 14m 14s | -173 |
| 21 Oct 2025 | The Token for Someone Else | passed | 5m 24s | +175 |
| 20 Oct 2025 | The Contractor Who Cannot Write ▶ replay | passed | 2m 47s | +50 |
| 20 Oct 2025 | Write the Report | passedpractice | 5m 50s | — |
| 19 Oct 2025 | The Backup That Skips Files | passed | 7m 06s | +74 |
| 18 Oct 2025 | The Tool Only Root Can Run | passedpractice | 8m 22s | — |
| 17 Oct 2025 | The Report That Dies on a Quiet Night | passed | 8m 34s | +99 |
| 17 Oct 2025 | Theory: Ollama theory | passedpractice | 4m 53s | — |