picoCTF 2023

This was the biggest and BEST competition I was on.

The challenges constantly pushed me to learn and explore and it was the most fun week I had solving challenges.

These are the challenges I solved:

Binary Exploitation:

Challenge Name	Points
two-sum	100
babygame01	100
hijacking	200
tic-tac	200
VNE	200

Cryptography:

Challenge Name	Points
rotation	100
ReadMyCert	100
HideToSee	100
PowerAnalysis: Warmup	200

Forensics:

Challenge Name	Points
hideme	100
PcapPoisoning	100
who is it	100
MSB	200
FindAndOpen	200

General Skills:

Challenge Name	Points
chrono	100
Rules 2023	100
Permissions	100
repetitions	100
useless	100
money-ware	100
Special	300
Specialer	400

Reverse Engineering:

Challenge Name	Points
Ready Gladiator 0	100
Reverse	100
timer	100
Safe Opener 2	100
Virtual Machine 0	100
Ready Gladiator 1	200
No way out	200
Ready Gladiator 2	400

Web Exploitation:

Challenge Name	Points
MatchTheRegex	100
findme	100
SOAP	100

This is the full competition writeup in one file.

Competition Results:

• Scored: 4900 points
• Placed: 398th place (global), 113th place (undergraduate)