Brunnerne

1st place

18020 points



Solves

Challenge Category Value Time
XS5: Old School XOR SCHOOL 500
RGBinary FORENSICS 500
I'm Hungry OSINT 480
Polar Opposites MISC 496
Texting IRL REVERSING 496
Font-inary MISC 499
Snake WEB 500
Simon Says CRYPTO 500
Nonogram Pt. 2: Disgraced WEB 499
Firefun 3 WEB 494
G.G. REVERSING 500
Giraffical Image Format FORENSICS 484
An ode to Alejandro and Kristin MISC 473
DNS WEB 400
XS10: PHP XOR XOR SCHOOL 499
Corkscrew CRYPTO 484
XS9: ROX LOOHCS XOR SCHOOL 495
Sticky Keys MISC 410
Hand-Made's Tale CRYPTO 451
HMAC CRYPTO 493
Scottish Ham MISC 482
XS7: Alternating Current XOR SCHOOL 499
XS3: Roman Xor XOR SCHOOL 362
Cut The Flag REVERSING 473
lists of JSONs WEB 220
ret2bf PWN 458
thetv PWN 368
XS1: XOR without XOR XOR SCHOOL 100
You're such a Rube MISC 100
Oh Baby, A (Pythagorean) Triple! CRYPTO 467
Barcode Crypto CRYPTO 495
AlgebrarbeglA MISC 100
XS8: CBC Encrypted? XOR SCHOOL 451
Training Problem: Intro to RSA CRYPTO 50
XS4: Hexy XOR SCHOOL 484
Pure Write-What-Where PWN PWN 228
Training Problem: Intro to Reverse REVERSING 50
Inner Demons FORENSICS 185
XS6: CTR Mode is just XOR XOR SCHOOL 448
thelight PWN 464
XS2: Looper XOR SCHOOL 130
Just a day at the breach WEB 244
Flaming Lips PWN 497
🅱️rainrot.c REVERSING 100
Training Problem: Intro to Web WEB 50
Training Problem: Intro to PWN PWN 50
Nonogram Pt. 1: Simple Enough CRYPTO 100
ROTOLACTOR CRYPTO 244
Whispers of the Feathered Messenger FORENSICS 100
Bees in Space MISC 268
Training Problem: Intro to OSINT OSINT 50
Welcome Letter MISC 50