tonyfrg

8th place

860 points


Solves

Challenge Category Value Time
DisassembleAndReassemble Reverse 50
CheckMyStrings Reverse 25
DeepWeb Web 75
ScriptingLanguage Web 50
InterceptingImages Network 50
WhoThis Network 25
LagrangeInterpolation Programming 100
OnlineFactoring Programming 75
Calculator Programming 50
KeyExchange Cryptography 75
EasyRSA Cryptography 100
FindMy06 Cryptography 50
AncientCipher Cryptography 25
DecodeOnRepeat Cryptography 25
HiddenInPlainSight Web 25
EXIF Steganography 25
Connect Programming 25
EasyChall Introduction 10