https://ha1fdan.xyz/en/tags/ddc24/Recent content in Ddc24 on Ha1fdanHugoen-usha1fdan.xyzSun, 14 Apr 2024 00:00:00 +0000https://ha1fdan.xyz/en/posts/ddc_regionals_junior_2024/Sun, 14 Apr 2024 00:00:00 +0000https://ha1fdan.xyz/en/posts/ddc_regionals_junior_2024/<p>Jeg var så heldig at gå videre til nationals, men desvære har min lillesøster konfirmation d. 4 maj, så jeg kommer ikke med, men jeg håber at komme med næste år! Tak for nogle sjove og spændende opgaver!</p> <hr> <h2 id="syddanmark-scoreboard">Syddanmark Scoreboard:</h2> <p><img src="https://ha1fdan.xyz/images/ddc_regionals_junior_2024_syddanmark.png" alt="ddc2024_scoreboard.png"></p> <h2 id="global-scoreboard">Global Scoreboard:</h2> <p><img src="https://ha1fdan.xyz/images/ddc_regionals_junior_2024_all.png" alt="ddc2024_scoreboard.png"></p> <hr> <h2 id="løste-opgaver">Løste opgaver:</h2> <ul> <li>Forensics: Dictionary Attack</li> <li>Forensics: Drilske Dæknavne - Email</li> <li>Forensics: Drilske Dæknavne - Address</li> <li>Forensics: Drilske Dæknavne - Leverance-IDer</li> <li>Forensics: Drilske Dæknavne - Meeting</li> <li>Forensics: Friendly Image</li> <li>Forensics: Spin2win</li> <li>Web Exploitation: Critical Hit</li> <li>Misc: Penpals and messages</li> <li>Misc: Find the Culprit</li> <li>Beginner: The_Ransomware_Image</li> <li>Beginner: See my strings</li> <li>Reverse Engineering: ASCII_Maze</li> <li>Cryptography: Substitution in the constitution</li> <li>Boot2Root: Shadow</li> <li>Boot2Root: Cron my tab</li> </ul> <p><strong>Jeg fik løst 16/52 (31%~), hvilket gav mig 3151 points og en 3 plads i Syddanmark.</strong></p>https://ha1fdan.xyz/en/posts/ddc_qualifiers_junior_2024/Sun, 25 Feb 2024 00:00:00 +0000https://ha1fdan.xyz/en/posts/ddc_qualifiers_junior_2024/<h2 id="scoreboard">Scoreboard:</h2> <p><img src="https://ha1fdan.xyz/images/ddc2024_scoreboard.png" alt="ddc2024_scoreboard.png"></p> <p><strong>Jeg fik løst ~62% af alle opgaverne.</strong></p> <h2 id="opgaver-løst">Opgaver løst:</h2> <ul> <li>Cryptography: They see me subbin, they hating</li> <li>Cryptography: Affinity</li> <li>Cryptography: Cracking the randomness</li> <li>Forensics: Duck Hans</li> <li>Forensics: CTF platformen</li> <li>Forensics: Spionjagt</li> <li>Forensics: Flag Transfer Protocol</li> <li>Reverse Engineering: Too much fun with rexep 101</li> <li>Reverse Engineering: I C what you did there</li> <li>Web Exploitation: Awesome Javascript</li> <li>Web Exploitation: we-need-more-crypto</li> <li>Binary Exploitation: File overflow</li> <li>Binary Exploitation: Hangry CPU</li> <li>Misc: A Tale of Encodings</li> <li>Misc: Digit Distorter</li> <li>Boot2Root: Campfire Stories</li> <li>What er der flere challenges?: What er der flere challenges? <del>Flag:</del> <code>Via mail :))</code></li> </ul> <h2 id="opgaver-ikke-løst">Opgaver ikke løst:</h2> <ul> <li>Cryptography: poLy1305CG</li> <li>Forensics: Dino den Grusomme</li> <li>Forensics: Irriterende Kollegaer</li> <li>Reverse Engineering: so-much-reversing</li> <li>Web Exploitation: im-blogging-you</li> <li>Web Exploitation: kd-website</li> <li>Web Exploitation: ddc-webshop</li> <li>Binary Exploitation: Flag checker</li> <li>Binary Exploitation: vroom</li> <li>Boot2Root: Hack Swag shop</li> </ul> <hr> <h3 id="cryptography-they-see-me-subbin-they-hating">Cryptography: They see me subbin, they hating</h3> <p><em>Proposed difficulty: Easy</em></p>