- [PDW 1] Matrix sortieren
- [PDW 2] k-kleinstes Element
- [PDW 3] Time Protocol
- [PDW 4] Planare konvexe Hülle
- [PDW 5] Teiler grosser Zahlen
- [PDW 6] Gerichteter Graph
- [PDW 7] Pacman Animation
- [PDW 8] Magisches Quadrat
- [Problem der Doppelwoche] Richtlinien
- [PDW 9] Geldwechsel
- [10 Prog] Mastermind
- [11 Krypto] Substitutionschiffre
- [12 Krypto] Modulo-Arithmetik
- [13 Krypto] OTP - One Time Pad
- [14 Krypto] DES - Teil 1
- [15 Krypto] DES - Teil 2
- [16 Krypto] DES - allgemeine Fragen
- [17 Krypto] RSA - Einstieg
- [18 Elektro] Kirchhoff 1
- Umfrage: Welche Programmkommunikation bei kommendem PDW?
- [19 Elektro] Kirchhoff 2
- [20 Krypto] Diffie-Hellmann
- [21 Crackme] TBM-Crackme 4
- [22 Krypto] Elliptic Curve Cryptography (ECC) + Security Devices Einstieg
- [23 Elektro] Thévenin 1
- [24 Elektro] Thévenin 2
- [25 Krypto] Security Devices + Check the bit
- [26 Krypto] Einführung key establishment protocols
- [27 Prog] Ostereier gruppieren
- [28 Logik] Schatzsuche
- [29 Logik] Fahnenjagd
- [30 Reverse] Weihnachts Reverser Challenge
- [31.2 Challenge] breaking server-less and server-based crypto protocols
- [31.1 Challenge] - Simple object recognition
- [31.7 Challenge] IT Security Quiz Challenge
- [31.5 Challenge] Basic cryptanalysis
- [31.4 Challenge] Java Swing / Stringteilchen
- [31.6 Challenge] UNIX-based tomcat application server
- [NYC09] - 06 - Pure Virtual CrackMe
- [NYC09] - 07 - IT Security Quiz - Did you know?
- Contest Kalender
- [NYC09] - 05 - RGB Farbraum Analyse
- [NYC09] - 04 - Crazy Scripting
- [NYC09] - 02 - Pwned! - Exploiting A Vulnerable Server in Two Steps
- [NYC09] - 01 - Teaching a KNN - (c++)
- Coding Competition
- Hühnerjagd
- [NYC10] - 09 - Quiz & More
- [NYC10] - 04 - Reverse&Register
- [NYC10] - 06 - MD5 checker
- [NYC10] - 03 - Antik Hardware Solving
- [NYC10] - 07 - Routing to Hell
- [NYC10] - 01 - Weltreise
- [NYC10] - 05 - Hidden Leaks
- [NYC10] - 08 - Know the UNIX
- [NYC10] - 02 - Prime Directive
- Die neue BuHa Challenge
- [DugJC] - 01 - dirty outer space C Hack
- [DugJC] - 02 - iNootePad Leaked!
- [DugJC] - 03 - April, April
- [DugJC] - 04 - SecQuiz
- [DugJC] - 05 - Suckless Password Manager
- [DugJC] - 06 - Operation "meh."
- [DugJC] - 07 - Algorithmische Geometrie