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Nattt
44th
Place
8,785
Points
55
Solves
Beginner Tutorial
Cryptography
Miscellaneous
Networking
Pwnable
Reversing
Web
Pwn235
Stack my pivot
solved today
Pwn200
A non-executable stack
solved today
Pwn150
Heaped notes
solved today
Pwn180
An executable stack
solved today
Pwn145
Hidden flag function
solved today
Pwn145
Confused environment read
solved today
Pwn140
Hidden flag function parameters
solved today
NET205
Follow the sequence
solved today
NET220
Custom Protocol
solved today
NET205
The Web Shell
solved today
Web230
Slippery Upload
solved today
Web220
The Twig Injector
solved today
Web220
ACID flag bank
solved today
NET200
Multiplication tables
solved today
NET185
Not my modulus
solved today
NET160
Error reporting protocol
solved today
Web220
Forgotten file pointer
solved today
Web205
Flag Authoriser
solved today
Web195
Compare the pair
solved today
Web155
Trusted Client
solved today
Web155
Secured session
solved today
REV180
Encrypted USB drive
solved today
REV190
Angr-y Binary
solved today
REV195
The Flag Bootloader
solved today
REV230
The Flag Safe
solved today
MISC210
Constant Backup Policies
solved today
MISC200
Completely Turing
solved today
REV205
Flag Keygen
solved today
REV200
The Secret Lock
solved today
REV135
The encrypted password
solved today
REV95
The more the merrier
solved today
MISC160
The encrypted flag
solved today
MISC140
Hidden Painting
solved today
MISC135
Try and catch
solved today
MISC135
Sensitive server memory
solved today
MISC125
The flag lottery
solved 1 day ago
MISC100
An impossible number
solved 1 day ago
MISC90
The text editor jail
solved 1 day ago
CRYPTO275
Nonexistent functionality
solved 1 day ago
CRYPTO270
The flag HMAC
solved 1 day ago
CRYPTO230
Predictable vectors
solved 1 day ago
CRYPTO215
Hidden flag bytes
solved 1 day ago
CRYPTO205
An exclusive key
solved 1 day ago
CRYPTO195
Substitution-flag-permutation network
solved 1 day ago
CRYPTO190
Suspicious Caesar Cipher
solved 1 day ago
CRYPTO190
The impossible user
solved 1 day ago
CRYPTO190
My Magic Bytes
solved 1 day ago
BEGINNER15
Discuss and learn
solved 1 day ago
BEGINNER50
Tips and Tricks
solved 1 day ago
BEGINNER15
Watch and Learn
solved 1 day ago
BEGINNER15
New challenge releases
solved 1 day ago
BEGINNER10
Socket challenges
solved 1 day ago
BEGINNER10
Web challenges
solved 1 day ago
BEGINNER10
Downloadable challenges
solved 1 day ago
BEGINNER5
The flag format
solved 1 day ago
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