Practice Problems


Problem Types Points
April '22: A Hidden Message Forensics 4
April '22: Dora the Explorer Cryptography 4
April '22: g(?=\s)|[re]{2}(?=[ poIiMm\.]{4})|[na](?=[as]\sv)|ex(?=\sm)|c(?=[tudin]{6}) General 4
Binned Forensics 4
Chained Cryptography 4
Clarity Cryptography 4
Connections Web Exploitation 4
First Contact 1: Attacked Forensics 4
First Contact 3: Fix Forensics 4
Hiding Forensics 4
Math Class 2 Forensics 4
Nom Nom Nom Web Exploitation 4
No more magic General 4
Tripped Cryptography 4
Tsunami General 4
Where am I? Forensics 4
WxMCTF '23 - Bonus: Hidden Challenge General 4
WxMCTF '23 Forensics 2 - Sneaky Spying Forensics 4
admin1 Web Exploitation 5
amogus simulator Reverse Engineering 5
[^A-Za-z] General 5
Baby Buffer Overflow Binary Exploitation 5
Binary Reversing 1 Reverse Engineering 5
Emoji Search Web Exploitation 5
First Contact 2: Origins Forensics 5
First Contact 4: Directions Forensics 5
Fluffy Forensics 5
Gerald General 5
Hidden Txt Web Exploitation 5
Humans Web Exploitation 5
i forgor General, Forensics 5
lfsr1 Cryptography 5
lfsr2 Cryptography 5
LSBlue Forensics 5
Mathematics in Switzerland Cryptography 5
musk Reverse Engineering 5
Otto the Otter General 5
Pyra strikes again Cryptography 5
Standard RSA Cryptography 5
vgpass Binary Exploitation 5
waltuh Binary Exploitation 5
WxMCTF '23 - Bonus: Ransom Cryptography 5
WxMCTF '23 Misc 2 - Broken Telephone General 5
WxMCTF '23 Pwn 2 - ICS5U Binary Exploitation 5
WxMCTF '23 Rev 3 - Brainf Reverse Engineering 5
Baby ret2win Binary Exploitation 6
Called Forensics 6
May '22: lorem ipsum Forensics 6
Snake 1 Reverse Engineering 6
WxMCTF '23 Forensics 3 - ART Forensics 6