gsemaj

1st place

7203 points


Awards


Solves

Challenge Category Value Time
pixelboard Web 20
Sanity Check Freebie 1
speedrun0 Binary Exploitation: Stack 20
speedrun0.25 Binary Exploitation: Stack 25
speedrun0.5 Binary Exploitation: Stack 40
revgrep Forensics 5
speedrun1 Binary Exploitation: Stack 44
speedrun2 Binary Exploitation: Stack 48
speedrun4 Binary Exploitation: Stack 52
speedrun5 Binary Exploitation: Stack 56
speedrun3 Binary Exploitation: Stack 72
revpwn0 Reverse Engineering 35
revpwn1 Reverse Engineering 45
revpwn2 Reverse Engineering 60
revpwn3 Reverse Engineering 80
imgxor Crypto: Misc 50
pointers Binary Exploitation: Stack 100
speedrun6 Binary Exploitation: Stack 92
baby recycle Forensics 30
cstrings Forensics 20
java.lang.String Reverse Engineering 50
Unlocked Crypto: Block Ciphers 6
speedrun7 Binary Exploitation: Stack 104
rotate Reverse Engineering 10
dump Reverse Engineering 20
speedrun8 Binary Exploitation: Stack 120
baby base64 Crypto: Misc 2
snek Crypto: Misc 3
Unsalted Crypto: Misc 8
Lonely XOR Crypto: Misc 12
Encoding Mash Crypto: Misc 8
base64 Crypto: Misc 25
stegoxorus Crypto: Misc 30
speedrun9 Binary Exploitation: Stack 128
speedrun10 Binary Exploitation: Stack 136
speedrun11 Binary Exploitation: Stack 160
speedrun13 Binary Exploitation: Stack 180
powermod Crypto: Number Theory 15
biscuit Web 20
OSU Browser Web 15
TLS Forensics 75
Exfiltration Forensics 20
Somewhat Questionable LLC Web 25
Swirler Reverse Engineering 30
Pixelator Crypto: Block Ciphers 180
collide Crypto: Misc 70
speedrun12 Binary Exploitation: Stack 200
ret2libc Binary Exploitation: Stack 215
Security Questions Web 25
scrape Web 35
Transfer Web 40
MyPlanForWorldDomination Forensics 6
JustAPacket Forensics 10
GPS Forensics 15
Superb Quality cLass scheduling Web 50
crap Forensics 40
High Ceiling Crypto: Number Theory 75
ret2libc_canary Binary Exploitation: Stack 250
SROP Binary Exploitation: Stack 230
recycle Forensics 50
malware Forensics 200
SIGALRM Reverse Engineering 60
Auth Bot 2 Web 50
SoftwareShop Reverse Engineering 75
Stack Pivot 1 Binary Exploitation: Stack 255
antitamper Reverse Engineering 80
Dreese Lab Gift Shop Web 70
Teerolls Reverse Engineering 130
Side Channel Crypto: Misc 95
Cheap stream cipher Crypto: Misc 75
New Beginnings Web 60
ransomware Reverse Engineering 180
Baby ECB Crypto: Block Ciphers 70
flop Crypto: Block Ciphers 100
CTR Flip Crypto: Block Ciphers 80
Stack Pivot 2 Binary Exploitation: Stack 285
flagbin 1 Web 75
JSON Injection Web 60
hexlify Binary Exploitation: Heap 300
rewrite Web 25
pentathlon Forensics 100
xpaste Web 125
Mini Calculator Web 150
ECB Puzzle Crypto: Block Ciphers 120
Mini Oracle Crypto: Block Ciphers 150
Nim IDE Web 180
birdwatching Forensics 70
coding Crypto: Misc 85
saas Binary Exploitation: Stack 195
replace-me Forensics 80
Beginner Menu Reverse Engineering 10
8ball Reverse Engineering 25