https://jahnke.codeberg.page/pages/categories/reverse/ Recent content in Reverse on Christoph Jahnke Hugo -- gohugo.io en-us Tue, 26 May 2026 00:00:00 +0000 https://jahnke.codeberg.page/pages/p/byte/ Tue, 26 May 2026 00:00:00 +0000 https://jahnke.codeberg.page/pages/p/byte/ <img src="https://jahnke.codeberg.page/pages/" alt="Featured image of post Checkbyte Quiz" /><h1 id="description">Description </h1><p>Every line represents a dataset. Every dataset contain 48 byte and every byte is separated by space. At the end of every byte is a checkbyte.</p> <h2 id="calculation">Calculation </h2><ul> <li>Find the calculation rule over a dataset (line) without the checkbyte to calculate the this checkbyte.</li> <li>Use the given dataset for validation.</li> </ul> <h2 id="dataset">Dataset </h2><ul> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 17 2A 28 87 E7 00 04 00 00 00 08 87 BC 00 00 42</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 15 AE 30 87 E7 00 05 00 00 00 08 87 BC 00 00 00</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 14 e6 48 87 E7 00 06 00 00 00 08 87 BC 00 00 ac</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 13 6A 48 87 E7 00 04 00 00 00 08 87 BC 00 00 02</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 11 EE 48 87 E7 00 00 00 00 00 08 87 BC 00 00 6E</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 06 EA 4E 07 E9 00 04 00 00 00 00 00 00 00 00 26</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 05 32 86 07 E9 00 05 00 00 00 08 87 BC 00 00 C7</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 03 7A 86 07 E9 00 01 00 00 00 08 87 BC 00 00 B6</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 01 C2 9E 07 E9 00 05 00 00 00 08 87 BC 00 00 2D</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 06 61 28 87 EA 00 05 00 00 00 08 87 BC 00 00 E0</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 02 CF 38 87 EA 00 05 00 00 00 08 87 BC 00 00 8C</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 07 3D 40 87 EA 00 06 00 00 00 08 87 BC 00 00 D3</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 05 74 40 87 EA 00 04 00 00 00 08 87 BC 00 00 85</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 03 AB 78 87 EA 00 06 00 00 00 08 87 BC 00 00 C5</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 04 98 80 87 EA 00 05 00 00 00 08 87 BC 00 00 FC</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 19 E9 98 87 EA 00 05 00 00 00 08 87 BC 00 00 27</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 18 20 D0 87 EA 00 05 00 00 00 08 87 BC 00 00 E8</li> <li>03 00 54 20 00 09 72 EC 00 00 00 00 00 01 C6 00 00 02 00 01 FE 07 EE 00 00 00 00 00 00 00 AA 21 16 57 D8 87 EA 00 05 00 00 00 08 87 BC 00 00 87</li> </ul>