39C3 (more languages)
Dec 27, 2025 – Dec 30, 2025
/
December 28, 2025
Time
One
Zero
Ground
Fuse
Canceled talk
10:00
10:15
10:30
10:45
11:00
11:15
11:30
11:45
12:00
12:15
12:30
12:45
13:00
13:15
13:30
13:45
14:00
14:15
14:30
14:45
15:00
15:15
15:30
15:45
16:00
16:15
16:30
16:45
17:00
17:15
17:30
17:45
18:00
18:15
18:30
18:45
19:00
19:15
19:30
19:45
20:00
20:15
20:30
20:45
21:00
21:15
21:30
21:45
22:00
22:15
22:30
22:45
23:00
23:15
23:30
23:45
00:00
00:15
00:30
00:45
01:00
01:15
01:30
01:45
02:00
02:15
02:30
en β br
Protecting the network data of one billion people: Breaking network crypto in popular Chinese mobile apps
en β br
11:00 - 12:00
(60min)
One
assigned (2)
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
candidates (4)
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
- βοΈ Ange
- βοΈ Guinness en β fr
en β br
Skynet Starter Kit: From Embodied AI Jailbreak to Remote Takeover of Humanoid Robots
en β br
12:15 - 13:15
(60min)
One
assigned (2)
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
candidates (2)
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
en β fr
A post-American, enshittification-resistant internet
en β fr
13:30 - 14:30
(60min)
One
assigned (3)
- korfuri en β fr
- βοΈ informancer de,en β fr
- βοΈ Ange
candidates (6)
- catscradle en β es
- korfuri en β fr
- Pastitas en β es
- βοΈ informancer de,en β fr
- βοΈ TerribleProcess en β es
- βοΈ Ange
en β fr
Cracking open what makes Apple's Low-Latency WiFi so fast
en β fr
15:40 - 16:20
(40min)
One
assigned (2)
- βοΈ Ange
- Guinness en β fr
candidates (2)
- Guinness en β fr
- βοΈ Ange
de β fr
CCC-JahresrΓΌckblick
de β fr
16:35 - 18:15
(100min)
One
assigned (3)
- βοΈ ironic de,en β fr
- βοΈ Elphias de,en,fr β de,en,fr
- βοΈ Ange
candidates (5)
- lvh de,en,es β de,en,es
- βοΈ ironic de,en β fr
- βοΈ Elphias de,en,fr β de,en,fr
- βοΈ Ange
- π« Axel de,fr,en β de,fr,en
en β fr
In-house electronics manufacturing from scratch: How hard can it be?
en β fr
19:15 - 19:55
(40min)
One
assigned (3)
- βοΈ Axel de,fr,en β de,fr,en
- βοΈ Ange
- βοΈ Salamandar en β fr
candidates (5)
- βοΈ informancer de,en β fr
- βοΈ B_ de,en,es β de,en,es
- βοΈ Axel de,fr,en β de,fr,en
- βοΈ Ange
- βοΈ Salamandar en β fr
de β es
freiheit.exe - Utopien als Malware
de β es
20:10 - 20:50
(40min)
One
assigned (2)
- βοΈ LuzDeLaLuna de,en,es,fr,it β de,en,es,fr,it
- βοΈ lvh de,en,es β de,en,es
candidates (2)
- βοΈ LuzDeLaLuna de,en,es,fr,it β de,en,es,fr,it
- βοΈ lvh de,en,es β de,en,es
de β fr
Verlorene Domains, offene TΓΌren - Was alte BehΓΆrdendomains verraten
de β fr
21:05 - 21:45
(40min)
One
assigned (2)
- βοΈ informancer de,en β fr
- βοΈ Axel de,fr,en β de,fr,en
candidates (2)
- βοΈ informancer de,en β fr
- βοΈ Axel de,fr,en β de,fr,en
en β fr
Donβt look up: There are sensitive internal links in the clear on GEO satellites
en β fr
22:05 - 22:45
(40min)
One
assigned (2)
candidates (3)
- ludo en β fr
- ironic de,en β fr
- π« dawgctor de,en,pl,fr β pl,de,en
en β pl
Xous: A Pure-Rust Rethink of the Embedded Operating System
en β pl
23:00 - 23:40
(40min)
One
assigned (2)
- doofus en β pl
- DragoonAethis en β pl
candidates (2)
- doofus en β pl writing an embedded OS in Rust
- DragoonAethis en β pl
en
Code to Craft: Procedural Generation for the Physical World
en
23:55 - 00:35
(40min)
One
assigned (0)
de β fr
GPTDash β Der Reverse-Turing-Test
de β fr
01:00 - 02:30
(90min)
One
assigned (1)
- informancer de,en β fr
candidates (2)
- ironic de,en β fr
- informancer de,en β fr
de β fr
Lightning Talks - Tag 2
de β fr
11:00 - 13:00
(120min)
Zero
assigned (3)
en β fr
Agentic ProbLLMs: Exploiting AI Computer-Use and Coding Agents
en β fr
13:30 - 14:30
(60min)
Zero
assigned (3)
- βοΈ ironic de,en β fr
- βοΈ Elphias de,en,fr β de,en,fr
- Axel de,fr,en β de,fr,en
candidates (5)
- dawgctor de,en,pl,fr β pl,de,en aI
- Axel de,fr,en β de,fr,en
- βοΈ ironic de,en β fr
- βοΈ eds000n en β es,br
- βοΈ Elphias de,en,fr β de,en,fr
en β fr
Live, Die, Repeat: The fight against data retention and boundless access to data
en β fr
14:45 - 15:25
(40min)
Zero
assigned (3)
- βοΈ ironic de,en β fr
- βοΈ Elphias de,en,fr β de,en,fr
- βοΈ informancer de,en β fr
candidates (3)
- βοΈ ironic de,en β fr
- βοΈ Elphias de,en,fr β de,en,fr
- βοΈ informancer de,en β fr
en β fr
Lessons from Building an Open-Architecture Secure Element
en β fr
16:35 - 17:15
(40min)
Zero
assigned (2)
- Salamandar en β fr
- ludo en β fr
candidates (2)
- Salamandar en β fr
- ludo en β fr
en β es
Variable Fonts β It Was Never About File Size
en β es
17:35 - 18:15
(40min)
Zero
assigned (2)
- βοΈ catscradle en β es
- βοΈ TerribleProcess en β es
candidates (4)
- βοΈ catscradle en β es
- βοΈ Atypha en β fr
- βοΈ Salamandar en β fr
- βοΈ TerribleProcess en β es
de β es
Amtsgeheimnis raus, Datenhalde rein: was die Informationsfreiheit in Γsterreich bringt
de β es
19:15 - 19:55
(40min)
Zero
assigned (2)
- βοΈ lvh de,en,es β de,en,es
- βοΈ LuzDeLaLuna de,en,es,fr,it β de,en,es,fr,it
candidates (3)
- βοΈ lvh de,en,es β de,en,es I'm Austrian ^^
- βοΈ informancer de,en β fr
- βοΈ LuzDeLaLuna de,en,es,fr,it β de,en,es,fr,it
en β pl
Prometheus: Reverse-Engineering Overwatch
en β pl
20:10 - 20:50
(40min)
Zero
assigned (2)
- DragoonAethis en β pl
- dawgctor de,en,pl,fr β pl,de,en
candidates (2)
- DragoonAethis en β pl
- dawgctor de,en,pl,fr β pl,de,en
de β es
Wie wir alte Flipperautomaten am Leben erhalten
de β es
21:05 - 21:45
(40min)
Zero
assigned (2)
- B_ de,en,es β de,en,es
- βοΈ lvh de,en,es β de,en,es
candidates (3)
- B_ de,en,es β de,en,es
- βοΈ dawgctor de,en,pl,fr β pl,de,en maintained flippers and a flipper barl 2012 - 2016
- βοΈ lvh de,en,es β de,en,es
en
How To Minimize Bugs in Cryptography Code
en
22:05 - 22:45
(40min)
Zero
assigned (0)
candidates (2)
- eds000n en β es,br
- Salamandar en β fr
en
When Vibe Scammers Met Vibe Hackers: Pwning PhaaS with Their Own Weapons
en
23:00 - 23:40
(40min)
Zero
assigned (0)
en β fr
The Small Packet of Bits That Can Save (or Destabilize) a City
en β fr
23:55 - 00:35
(40min)
Zero
assigned (2)
- Salamandar en β fr
- Axel de,fr,en β de,fr,en
candidates (2)
- Salamandar en β fr
- Axel de,fr,en β de,fr,en
en β fr
Hatupangwingwi: The story how Kenyans fought back against intrusive digital identity systems
en β fr
11:00 - 12:00
(60min)
Ground
assigned (3)
en β fr
Suing spyware in Europe: news from the front!
en β fr
12:15 - 13:15
(60min)
Ground
assigned (3)
- βοΈ Ange
- Guinness en β fr
- Salamandar en β fr
candidates (4)
- Guinness en β fr
- Salamandar en β fr
- βοΈ korfuri en β fr
- βοΈ Ange
en β pl
A space odyssey #2: How to study moon rocks from the Soviet sample return mission Luna 24
en β pl
13:30 - 14:30
(60min)
Ground
assigned (2)
- DragoonAethis en β pl
- doofus en β pl
candidates (3)
- DragoonAethis en β pl
- doofus en β pl
- dawgctor de,en,pl,fr β pl,de,en
en β es
Chaos Communication Chemistry: DNA security systems based on molecular randomness
en β es
14:45 - 15:25
(40min)
Ground
assigned (2)
- TerribleProcess en β es
- eds000n en β es,br
candidates (2)
- eds000n en β es,br
- TerribleProcess en β es
en β fr
Persist, resist, stitch
en β fr
16:35 - 17:15
(40min)
Ground
assigned (3)
- Atypha en β fr
- Cat_Mother_Lea en β fr
- informancer de,en β fr
candidates (5)
- Cat_Mother_Lea en β fr
- Atypha en β fr
- informancer de,en β fr
- damata de,en β pt-br
- Tricky de,en β br
en β pl
Current Drone Wars
en β pl
17:35 - 18:15
(40min)
Ground
assigned (3)
- βοΈ DragoonAethis en β pl
- βοΈ dawgctor de,en,pl,fr β pl,de,en
- βοΈ doofus en β pl
candidates (6)
- βοΈ eds000n en β es,br
- βοΈ doofus en β pl
- βοΈ DragoonAethis en β pl
- βοΈ dawgctor de,en,pl,fr β pl,de,en
- π« Ange
- π« catscradle en β es
de
CPU Entwicklung in Factorio: Vom D-Flip-Flop bis zum eigenen Betriebssystem
de
19:15 - 19:55
(40min)
Ground
assigned (0)
en β fr
Recharge your batteries with us - an empowering journey through the energy transition
en β fr
20:10 - 20:50
(40min)
Ground
assigned (2)
- βοΈ Axel de,fr,en β de,fr,en
- βοΈ Salamandar en β fr
candidates (4)
- βοΈ Axel de,fr,en β de,fr,en
- βοΈ Salamandar en β fr
- π« informancer de,en β fr
- π« Cat_Mother_Lea en β fr
en β lv
CSS Clicker Training: Making games in a "styling" language
en β lv
21:05 - 21:45
(40min)
Ground
assigned (1)
- kirils en β lv
candidates (1)
- kirils en β lv CSS guru ;)
en β fr
Textiles 101: Fast Fiber Transform
en β fr
22:05 - 22:45
(40min)
Ground
assigned (2)
- Cat_Mother_Lea en β fr
- informancer de,en β fr
candidates (2)
- Cat_Mother_Lea en β fr
- informancer de,en β fr
en
51 Ways to Spell the Image Giraffe: The Hidden Politics of Token Languages in Generative AI
en
23:00 - 23:40
(40min)
Ground
assigned (0)
candidates (1)
- catscradle en β es
de
Digitale Inklusion: Wie wir digitale Barrierefreiheit fΓΌr alle erreichen kΓΆnnen
de
11:00 - 12:00
(60min)
Fuse
assigned (0)
de
Neue Chaos Events - InselChaos und HΓ₯ck maβs Castle plaudern aus dem NΓ€hkΓ€stchen
de
12:15 - 13:15
(60min)
Fuse
assigned (0)
de β br
selbstverstΓ€ndlich antifaschistisch! Aktuelle Informationen zu den Verfahren im Budapest-Komplex - von family & friends Hamburg
de β br
13:30 - 14:30
(60min)
Fuse
βΉοΈ
Note from speaker: There are two videos in their talk, and those videos will be subtitled in English (Audio is German)
assigned (2)
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
candidates (6)
- lvh de,en,es β de,en,es
- B_ de,en,es β de,en,es
- LuzDeLaLuna de,en,es,fr,it β de,en,es,fr,it
- βοΈ damata de,en β pt-br
- βοΈ Tricky de,en β br
- π« informancer de,en β fr
de
Γber europΓ€ische Grenzen hinweg auf klinischen Daten rechnen - aber sicher!
de
15:40 - 16:20
(40min)
Fuse
assigned (0)
de β fr
Auf die Dauer hilft nur Power: Herausforderungen fΓΌr dezentrale Netzwerke aus Sicht der Soziologie
de β fr
16:35 - 17:15
(40min)
Fuse
assigned (1)
- Axel de,fr,en β de,fr,en
candidates (1)
- Axel de,fr,en β de,fr,en
en β fr
Trump government demands access to European police databases and biometrics
en β fr
20:10 - 20:50
(40min)
Fuse
assigned (3)
- βοΈ informancer de,en β fr
- Cat_Mother_Lea en β fr
- ludo en β fr
candidates (4)
- eds000n en β es,br
- Cat_Mother_Lea en β fr
- ludo en β fr
- βοΈ informancer de,en β fr
de β br
Power Cycles statt Burnout β Wie Einflussnahme nicht verpufft
de β br
21:05 - 21:45
(40min)
Fuse
assigned (2)
de β pl
Machine Vision β Vom Algorithmus zum Baumpilz im digitalen Metabolismus
de β pl
22:05 - 22:45
(40min)
Fuse
assigned (1)
- dawgctor de,en,pl,fr β pl,de,en
candidates (1)
- dawgctor de,en,pl,fr β pl,de,en 2x Computer Vision Art Summer School at TU Berlin + M.Sc in 3d computer vision
en
Awful interception: misadventures of the russian surveillance machinery
en
15:40 - 16:20
(40min)
Canceled talk
assigned (0)