XanderC

The Ohio State University

United States

8th place

4138 points


Awards


Solves

Challenge Category Value Time
stegoxorus Crypto: Misc 30
Write-Up for Stack Pivot 1 Write-Ups 5
Write-Up for Stack Pivot 2 Write-Ups 5
Stack Pivot 2 Binary Exploitation 285
revpwn2 Reverse Engineering 60
crap Forensics 40
Write-Up for ret2libc_canary Write-Ups 5
ret2libc_canary Binary Exploitation 250
baby recycle Forensics 30
MyPlanForWorldDomination Forensics 6
cstrings Forensics 20
pointers Binary Exploitation 100
base64 Crypto: Misc 25
Mini Oracle Crypto: Block Ciphers 150
JSON Injection Web 60
New Beginnings Web 60
scrape Web 35
Superb Quality cLass scheduling Web 50
Auth Bot 2 Web 50
flop Crypto: Block Ciphers 100
CTR Flip Crypto: Block Ciphers 80
Baby ECB Crypto: Block Ciphers 70
rewrite Web 25
Somewhat Questionable LLC Web 25
Stack Pivot 1 Binary Exploitation 255
Write-Up for SROP Write-Ups 5
SROP Binary Exploitation 230
Encoding Mash Crypto: Misc 8
Lonely XOR Crypto: Misc 12
Unlocked Crypto: Block Ciphers 6
Write-Up for ret2libc Write-Ups 5
ret2libc Binary Exploitation 215
speedrun13 Binary Exploitation 180
java.lang.String Reverse Engineering 50
revpwn1 Reverse Engineering 45
dump Reverse Engineering 20
revpwn0 Reverse Engineering 35
Write-Up for speedrun12 Write-Ups 5
speedrun12 Binary Exploitation 200
speedrun11 Binary Exploitation 160
Write-Up for speedrun10 Write-Ups 5
speedrun10 Binary Exploitation 136
speedrun9 Binary Exploitation 128
speedrun8 Binary Exploitation 120
speedrun7 Binary Exploitation 104
speedrun6 Binary Exploitation 92
speedrun3 Binary Exploitation 72
speedrun5 Binary Exploitation 56
Exfiltration Forensics 20
8ball Reverse Engineering 25
Beginner Menu Reverse Engineering 10
GPS Forensics 15
JustAPacket Forensics 10
revgrep Forensics 5
speedrun4 Binary Exploitation 52
speedrun2 Binary Exploitation 48
speedrun1 Binary Exploitation 44
rotate Reverse Engineering 10
speedrun0.25 Binary Exploitation 25
speedrun0.5 Binary Exploitation 40
speedrun0 Binary Exploitation 20
My First Hash Crypto: Misc 10
Unsalted Crypto: Misc 8
snek Crypto: Misc 3
baby base64 Crypto: Misc 2
pixelboard Web 20
biscuit Web 20
OSU Browser Web 15
Security Questions Web 25
Sanity Check Freebie 1