DerBaer

Joined: 2020-12-15T11:20:04Z

Rank: #5073

Level: 1
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Solved Challenges

2020-12-18T10:40:13Z	Symmetric Ciphers	Bean Counter	60
2020-12-17T21:22:23Z	Symmetric Ciphers	Symmetry	50
2020-12-17T15:06:13Z	Hash Functions	MD0	80
2020-12-17T14:10:05Z	Hash Functions	Collider	50
2020-12-17T13:51:59Z	Symmetric Ciphers	Lazy CBC	60
2020-12-17T11:36:23Z	Symmetric Ciphers	Flipping Cookie	60
2020-12-16T23:44:20Z	Symmetric Ciphers	ECB CBC WTF	55
2020-12-16T22:48:23Z	Symmetric Ciphers	ECB Oracle	60
2020-12-16T18:30:45Z	Symmetric Ciphers	Passwords as Keys	50
2020-12-16T18:17:37Z	Symmetric Ciphers	Modes of Operation Starter	15
2020-12-16T16:11:31Z	Misc	No Leaks	100
2020-12-16T15:49:17Z	Misc	Gotta Go Fast	40
2020-12-16T15:36:35Z	Symmetric Ciphers	Bringing It All Together	50
2020-12-16T15:13:05Z	Symmetric Ciphers	Diffusion through Permutation	30
2020-12-16T15:01:46Z	Symmetric Ciphers	Confusion through Substitution	25
2020-12-16T14:42:04Z	Symmetric Ciphers	Round Keys	20
2020-12-16T14:32:35Z	Symmetric Ciphers	Structure of AES	15
2020-12-16T14:15:35Z	Symmetric Ciphers	Resisting Bruteforce	10
2020-12-16T11:27:51Z	Symmetric Ciphers	Keyed Permutations	5
2020-12-15T18:55:04Z	Mathematics	Successive Powers	60
2020-12-15T17:47:55Z	Mathematics	Chinese Remainder Theorem	40
2020-12-15T17:43:47Z	Mathematics	Modular Square Root	35
2020-12-15T17:19:45Z	Mathematics	Legendre Symbol	35
2020-12-15T16:48:08Z	Mathematics	Quadratic Residues	25
2020-12-15T16:40:44Z	General	Transparency	50
2020-12-15T15:59:25Z	General	CERTainly not	30
2020-12-15T15:50:06Z	General	Privacy-Enhanced Mail?	25
2020-12-15T13:55:30Z	General	Modular Inverting	25
2020-12-15T13:46:21Z	General	Modular Arithmetic 2	20
2020-12-15T13:39:18Z	General	Modular Arithmetic 1	20
2020-12-15T13:37:44Z	General	Extended GCD	20
2020-12-15T13:31:45Z	General	Greatest Common Divisor	15
2020-12-15T12:22:38Z	General	Lemur XOR	40
2020-12-15T12:20:55Z	General	You either know, XOR you don't	30
2020-12-15T12:13:14Z	General	Favourite byte	20
2020-12-15T12:00:53Z	General	XOR Properties	15
2020-12-15T11:56:44Z	General	XOR Starter	10
2020-12-15T11:51:48Z	General	Encoding Challenge	40
2020-12-15T11:37:50Z	General	Bytes and Big Integers	10
2020-12-15T11:35:43Z	General	Base64	10
2020-12-15T11:30:55Z	General	Hex	5
2020-12-15T11:25:54Z	General	ASCII	5
2020-12-15T11:24:45Z	Introduction	Network Attacks	5
2020-12-15T11:22:15Z	Introduction	Great Snakes	3
2020-12-15T11:21:15Z	Introduction	Finding Flags	2

DerBaer

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Solved Challenges

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