Hamad

2nd place

39070 points


Awards


Solves

Challenge Category Value Time
Time Bomb 46 PRNG 300
Baby ECC (6) Brute-force ECC 44 ECC 300
Baby ECC (5) Multiply a random integer 44 ECC 200
Baby ECC (4) Multiply a 2's power 44 ECC 200
Baby ECC (3) Point Doubling 44 ECC 300
Baby ECC (2) Point Addition 44 ECC 200
Better In Person - 39 48 Cryptocurrency 400
A Pain in the BAC(net) 25 Shark Attack 300
The Magic Modbus 25 Shark Attack 200
Gate to Mordor 00 Announcements 0
AES Warm Up 47 AES 50
Zipper 45 Password Cracking 150
PDF Cracking 45 Password Cracking 150
Unicorn 43 RSA 300
Mystery File 40 Crypto 400
USB tapping 25 Shark Attack 300
What are numbers anyway? 12 Number Theory 300
Why Euclid is happy 12 Number Theory 30
Euclid would be happy 12 Number Theory 200
Baby Binary Reverse 61 Binary Reverse 200
Run me 10 General 20
Double Echos 80 Pwn 300
Baby Calculator 80 Pwn 300
Baby ECC (1) Elliptic Curve 44 ECC 200
Baby ECC (0) Elliptic Curve 44 ECC 100
A Taste of Crypto Mining 48 Cryptocurrency 400
Cupcake? Keccak? 12 Kangaroos? 48 Cryptocurrency 20
Is This Still Python? 60 nohtyP 300
Name this language (10) 11 Computer Science Trivia 20
Flag in 3D 41 Exotic Ciphers 200
Cubic Root Beer 12 Number Theory 200
Kevin's No Good, Very Bad Day 50 Web 800
Gigantic RSA 43 RSA 400
Stack Machine 60 nohtyP 200
Snake bytes 60 nohtyP 200
PEM 43 RSA 150
Baby RSA (5) 43 RSA 100
Baby RSA (3) 43 RSA 100
Name this language (9) 11 Computer Science Trivia 20
Salty Password 45 Password Cracking 200
Uncommonly Safe Password 45 Password Cracking 200
Fix 二 27 File Formats 150
Fix Uno 27 File Formats 150
Getting Scammed 20 Forensics 400
Yin and Yang 61 Binary Reverse 300
Totient 12 Number Theory 100
Folded 10 times 60 nohtyP 400
What is Kevin? 70 OSINT 100
Modular (5) 12 Number Theory 100
General Han Xin can count 12 Number Theory 300
Baby Equations 12 Number Theory 200
Function call 13 Assembly 100
SQLI But Filtered? 50 Web 600
KevinSay 50 Web 400
client side login 50 Web 300
Super Safe Password 45 Password Cracking 500
Pretty Safe Password 45 Password Cracking 300
Kevin zzZZ 20 Forensics 400
Noise 20 Forensics 250
Tell Kevin What you Think! 00 Announcements 0
Strange RSA 43 RSA 400
Where's the message? 41 Exotic Ciphers 100
WireBirds 41 Exotic Ciphers 100
Silly Secret Sharing (SSS) 40 Crypto 200
Open Secret 40 Crypto 300
Modular (4) 12 Number Theory 400
Modular (3) 12 Number Theory 150
Smashed 20 Forensics 300
2B, or not 2B! 41 Exotic Ciphers 200
Bitcoin Laundering (2) 70 OSINT 250
Bitcoin Laundering (1) 20 Forensics 400
Bitcoin Laundering (0) 20 Forensics 200
Song Naming 20 Forensics 300
Fwop Door 60 nohtyP 500
Kevin Took The Flag 70 OSINT 250
Thanos RSA 43 RSA 500
Teenager RSA 43 RSA 500
Kevin Gaming 70 OSINT 200
Reversing Python 8 60 nohtyP 500
Lighthouse 70 OSINT 250
Where is everybody? 70 OSINT 100
Reversing Python 7 60 nohtyP 350
Reversing Python 6 60 nohtyP 300
Reversing Python 5 60 nohtyP 275
Reversing Python 4 60 nohtyP 250
Reversing Python 3 Bonus 60 nohtyP 250
Reversing Python 3 60 nohtyP 175
Reversing Python 2 60 nohtyP 150
Reversing Python 1 60 nohtyP 100
Wood Door 20 Forensics 250
SQLI 50 Web 500
53Cr37 8r0W53r 50 Web 400
weird requests huh 50 Web 400
Cookies 50 Web 250
Complete me 50 Web 100
No Inspector 50 Web 100
Marq-weeeeeee! 50 Web 100
Robot Invasion 50 Web 100
Wacky CSS 50 Web 100
In Front Of Your Eyes 50 Web 100
Elementary RSA 43 RSA 350
Kinder RSA 43 RSA 400
Toddler RSA 43 RSA 300
Baby RSA (6) 43 RSA 200
Baby RSA (4) 43 RSA 200
Baby RSA (2) 43 RSA 100
Baby RSA (1) 43 RSA 150
Baby RSA (0) 43 RSA 200
Linux Lab Level 11 30 Linux 200
Linux Lab Level 10 30 Linux 100
Linux Lab Level 9 30 Linux 100
Linux Lab Level 8 30 Linux 100
Linux Lab Level 7 30 Linux 100
Linux Lab Level 6 30 Linux 100
Linux Lab Level 5 30 Linux 100
Linux Lab Level 4 30 Linux 100
Linux Lab Level 3 30 Linux 100
Linux Lab Level 2 30 Linux 100
Linux Lab Level 1 30 Linux 100
Assembly: Jump 13 Assembly 400
Go through some gates 10 General 300
NASM (2) 13 Assembly 200
NASM (1) 13 Assembly 250
Modular (2) 12 Number Theory 200
Modular (1) 12 Number Theory 200
Modular (0) 12 Number Theory 200
XOR warm up 10 General 200
Assembly: Stack (2) 13 Assembly 150
Assembly: Stack (1) 13 Assembly 150
Assembly: Reset a register 13 Assembly 150
Shift 13 Assembly 150
MOV again 13 Assembly 150
Assembly: MOV and ADD 13 Assembly 150
Name this language (8) 11 Computer Science Trivia 20
What is that thing? (3) 11 Computer Science Trivia 20
What's that thing? (2) 11 Computer Science Trivia 20
What's that thing? (1) 11 Computer Science Trivia 20
Corrupted_File 27 File Formats 300
Apples & Oranges 20 Forensics 250
What is in this Cookie? 20 Forensics 200
Pranked 20 Forensics 200
Follow the Shiba 20 Forensics 200
What's inside of this apple? 20 Forensics 200
Sharper Image 20 Forensics 150
Not the same 20 Forensics 150
Reading between the Eyes 20 Forensics 150
Not Viewable 20 Forensics 100
The Meta Joke 20 Forensics 100
Just inflate me 20 Forensics 100
Alice in Wonderland? 20 Forensics 100
This is just ridiculous! 41 Exotic Ciphers 300
What's that thing? (0) 11 Computer Science Trivia 20
Name this language (7) 11 Computer Science Trivia 20
Name this language (5) 11 Computer Science Trivia 20
Name this language (6) 11 Computer Science Trivia 20
Name this language (4) 11 Computer Science Trivia 20
Name this language (3) 11 Computer Science Trivia 20
Name this language (2) 11 Computer Science Trivia 20
Name this language (1) 11 Computer Science Trivia 20
Name this language(0) 11 Computer Science Trivia 20
Jon Us in Discord 00 Announcements 0
Assembly Warm Up 13 Assembly 100
Zeros and Ones 10 General 100
Hex the way in 10 General 100
Touch the base 10 General 100
Base64 Abridged 10 General 100
Base2 10 General 100
Ballyshannon 41 Exotic Ciphers 300
Borg 40 Crypto 300
My mind is all blanks 41 Exotic Ciphers 250
Elementary, My Dear Watson 41 Exotic Ciphers 300
Ave Maria 41 Exotic Ciphers 400
Home Run 40 Crypto 350
Beep Boop 41 Exotic Ciphers 300
Unbreakable 41 Exotic Ciphers 250
Touch and feel 41 Exotic Ciphers 200
Did you take biology? 41 Exotic Ciphers 200
talking in the wind 41 Exotic Ciphers 200
5x5 41 Exotic Ciphers 200
Capture the flags 41 Exotic Ciphers 200
Hebrew Texts 41 Exotic Ciphers 200
ROT More 41 Exotic Ciphers 150
Samuel Morse 41 Exotic Ciphers 150
More than 64 40 Crypto 125
FlipFwop 41 Exotic Ciphers 100
Oink 41 Exotic Ciphers 100
Kevin's secret 70 OSINT 275
The Rock 70 OSINT 200
Location Location Location 70 OSINT 200
A street named what? 70 OSINT 100
Simple MD5 40 Crypto 100
Some Ciphers 41 Exotic Ciphers 100
Caesar 41 Exotic Ciphers 100
Warm Up -- Let's Start! 00 Announcements 100