Solutions

You may view, vote, and submit solutions for a challenge after you have solved it. Please see the FAQ for our policy on sharing solutions.
computer celebrating
Recent Solutions
DateUserChallengeRating
zeroc Modular Binomials 0
zeroc Adrien's Signs 0
cryptick_geo ECB Oracle 0
1s0m0rph1sm No Way Back Home 0
HIGH0101 Crossed Wires 0
JoshuaLum Let's Decrypt 0
Y4nhu1 Script Kiddie 0
anuragnitt Hash Stuffing 0
Y4nhu1 RSA or HMAC? Part 2 0
anuragnitt Static Client 0
HIGH0101 Inferius Prime 0
czaper Adrien's Signs 2
czaper Successive Powers 2
czaper Gaussian Reduction 3
connar Static Client 2 0
HappyHacker22 Modular Inverting 0
ptt4 Diffie-Hellman Starter 2 0
HIGH0101 Manyprime 0
ptt4 Passwords as Keys 0
0w4lid Diffusion through Permutation 0
Fabrisme Montgomery's Ladder 0
pankal7 Jack's Birthday Hash 0
ywc Gotta Go Fast 0
ConnorM Trust Games 0
thrypuro Beatboxer 0
 


Top Solutions
RankUserChallengeRating
#1 Robin_Jadoul Adrien's Signs 91
#2 medvedisko XOR Properties 88
#3 Robin_Jadoul Transparency 86
#4 Hon Modular Inverting 84
#5 oushanmu You either know, XOR you don't 83
#6 Robin_Jadoul Encoding Challenge 78
#7 Drago Crossed Wires 72
#8 bigtuple Favourite byte 59
#9 Daneallen Lemur XOR 49
#10 Robin_Jadoul Structure of AES 47
#11 amadeus Quadratic Residues 45
#12 exp101t Modular Binomials 42
#13 StormXploit Favourite byte 42
#14 obormot Greatest Common Divisor 42
#15 R4GN4R Privacy-Enhanced Mail? 40
#16 ddddavidee Successive Powers 39
#17 fecell Extended GCD 39
#18 aloof Everything is Still Big 38
#19 aloof Exceptional Curves 36
#20 aloof RSA Backdoor Viability 34
#21 shoaloak Lemur XOR 34
#22 D00Movenok You either know, XOR you don't 32
#23 p4b Cofactor Cofantasy 29
#24 josephs Cofactor Cofantasy 26
#25 zademn Fast Primes 26
#26 Drago Jack's Birthday Hash 26
#27 deuterium CERTainly not 25
#28 randomdude999 Vote for Pedro 24
#29 aloof Moving Problems 24
#30 aloof Ellipse Curve Cryptography 22
#31 Utaha Roll your Own 22
#32 aschanna123 Backpack Cryptography 22
#33 Robin_Jadoul Modular Binomials 22
#34 Drago Monoprime 22
#35 bigtuple Privacy-Enhanced Mail? 22
#36 glgspg Round Keys 22
#37 Robin_Jadoul Prime and Prejudice 21
#38 Drago Find the Lattice 21
#39 hellman The Matrix Reloaded 21
#40 Drago Adrien's Signs 21
#41 Hon Chinese Remainder Theorem 21
#42 T0t0r0 Parameter Injection 19
#43 tehron Lemur XOR 19
#44 Hon Legendre Symbol 19
#45 T0t0r0 Salty 19
#46 aloof Elliptic Nodes 18
#47 ariana Ellipse Curve Cryptography 18
#48 Robin_Jadoul Bit by Bit 18
#49 oushanmu Everything is Big 17
#50 obormot Modular Arithmetic 1 17

Level Up

level up icon

You are now level Current level