Solves

Data for the 50 most recent submitted challenge solves. To read writeups for our challenges, visit Solutions.
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Recent Solves
DateUserChallengeScore
odracir XOR Starter 10
odracir Bytes and Big Integers 10
Kosin Modular Arithmetic 1 20
seqo ASCII 5
myrkota Resisting Bruteforce 10
Kosin Extended GCD 20
irritable_hacker Pad Thai 80
bro31813 Passwords as Keys 50
Kosin Greatest Common Divisor 15
Sharan07 Manyprime 40
odracir Base64 10
seqo Network Attacks 5
sebastianmonroy Modular Binomials 80
sebastianmonroy Successive Powers 60
sebastianmonroy Chinese Remainder Theorem 40
sebastianmonroy Modular Square Root 35
Kiwi64bit Modular Inverting 25
sebastianmonroy Legendre Symbol 35
Relearning_again Encoding Challenge 40
Inventionist1 Transparency 50
sebastianmonroy Quadratic Residues 25
odracir Hex 5
Spire Lack of Entropy (Firebird Internal CTF) 0
hadassah Greatest Common Divisor 15
odracir ASCII 5
Spire Decrypting TLS 1.2 30
odracir Great Snakes 3
bro31813 Modes of Operation Starter 15
Kiwi64bit Modular Arithmetic 2 20
seqo Great Snakes 3
0xN1GHTBYTE XOR Starter 10
Spire RRSSAA (ECSC 2023 (Norway)) 0
Spire Unimplemented (TETCTF) 0
rapt00r Gotta Go Fast 40
seqo Finding Flags 2
0xN1GHTBYTE Bytes and Big Integers 10
myrkota Keyed Permutations 5
Hattmakare Efficient Exchange 50
spartan8806 Toshi's Treasure 150
Inventionist1 SSH Keys 35
Inventionist1 CERTainly not 30
Inventionist1 Privacy-Enhanced Mail? 25
sff Computing Shared Secrets 30
richmoneybank479 Chinese Remainder Theorem 40
rapt00r Encoding Challenge 40
zypher_02 ASCII 5
Fabiancello Finding Flags 2
sff Computing Public Values 25
Mai47 Resisting Bruteforce 10
Inventionist1 Lemur XOR 40

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