Solutions

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Recent Solutions
DateUserChallengeRating
m0x90 You either know, XOR you don't 0
Veen0o21 Confusion through Substitution 0
Veen0o21 Structure of AES 0
pierre_c A True Genus 0
still_loves_rima Confusion through Substitution 0
still_loves_rima Round Keys 1
B00167321 Prime and Prejudice 0
K1Z0L Nothing Up My Sleeve 0
B00167321 Modular Binomials 0
B00167321 Adrien's Signs 0
mirin Flipping Cookie 0
B00167321 Successive Powers 0
B00167321 Chinese Remainder Theorem 0
B00167321 Modular Square Root 0
B00167321 Legendre Symbol 0
B00167321 Quadratic Residues 0
mirin ECB CBC WTF 0
GodaPWN Adrien's Signs 0
GodaPWN Chinese Remainder Theorem 0
GodaPWN Legendre Symbol 0
mirin ECB Oracle 0
B00167321 Transparency 0
B00167321 SSH Keys 0
B00167321 CERTainly not 0
B00167321 Privacy-Enhanced Mail? 0
 


Top Solutions
RankUserChallengeRating
#1 medvedisko XOR Properties 290
#2 oushanmu You either know, XOR you don't 240
#3 Robin_Jadoul Adrien's Signs 198
#4 bigtuple Favourite byte 179
#5 Robin_Jadoul Transparency 115
#6 D00Movenok You either know, XOR you don't 109
#7 Drago Crossed Wires 104
#8 obormot Greatest Common Divisor 103
#9 amadeus Quadratic Residues 102
#10 Flecart Legendre Symbol 101
#11 thanoskoutr Modular Inverting 96
#12 exp101t Modular Binomials 91
#13 Robin_Jadoul Encoding Challenge 88
#14 Robin_Jadoul Structure of AES 85
#15 StormXploit Favourite byte 82
#16 fecell Extended GCD 82
#17 ddddavidee Successive Powers 72
#18 Hon Modular Inverting 66
#19 aloof Exceptional Curves 60
#20 Daneallen Lemur XOR 56
#21 0xEmperor XOR Properties 55
#22 aloof RSA Backdoor Viability 54
#23 aloof Everything is Still Big 54
#24 Retr0id ECB Oracle 51
#25 shoaloak Lemur XOR 51
#26 GingerCarrot Extended GCD 51
#27 obormot Modular Arithmetic 1 49
#28 boge Favourite byte 48
#29 p4b Cofactor Cofantasy 45
#30 Drago Adrien's Signs 45
#31 Drago Jack's Birthday Hash 44
#32 aloof Moving Problems 43
#33 zademn Fast Primes 43
#34 T0t0r0 Parameter Injection 43
#35 R4GN4R Privacy-Enhanced Mail? 42
#36 aloof Ellipse Curve Cryptography 41
#37 Utaha Roll your Own 41
#38 Robin_Jadoul Modular Binomials 40
#39 shaloo Greatest Common Divisor 40
#40 josephs Cofactor Cofantasy 37
#41 thanoskoutr Modular Arithmetic 2 37
#42 Darumaseye Generators of Groups 37
#43 Likkrid Modular Square Root 35
#44 glgspg Round Keys 35
#45 aschanna123 Backpack Cryptography 34
#46 ctfhacker Modular Square Root 34
#47 Drago Monoprime 34
#48 Scalpel Private Keys 34
#49 grhkm Real Curve Crypto 33
#50 trillian Vote for Pedro 33

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