2021-05-12T08:09:15Z |
Hash Functions |
Twin Keys |
100
|
2021-05-11T17:17:31Z |
RSA |
Let's Decrypt Again |
175
|
2021-02-26T15:04:05Z |
Crypto on the Web |
JSON in JSON |
40
|
2021-01-18T06:06:45Z |
RSA |
RSA Backdoor Viability |
175
|
2020-12-03T18:55:21Z |
Mathematics |
Cofactor Cofantasy |
150
|
2020-11-13T21:06:47Z |
Hash Functions |
Jack's Birthday Hash |
20
|
2020-11-13T20:51:51Z |
Hash Functions |
Jack's Birthday Confusion |
30
|
2020-11-13T18:03:55Z |
Crypto on the Web |
RSA or HMAC? |
35
|
2020-11-13T16:10:19Z |
Crypto on the Web |
No Way JOSE |
20
|
2020-11-13T16:06:25Z |
Crypto on the Web |
JWT Secrets |
25
|
2020-11-13T15:25:34Z |
Crypto on the Web |
JWT Sessions |
10
|
2020-11-13T11:51:26Z |
Crypto on the Web |
Token Appreciation |
5
|
2020-09-16T15:45:17Z |
Elliptic Curves |
Edwards Goes Degenerate |
100
|
2020-09-14T16:33:58Z |
Hash Functions |
No Difference |
175
|
2020-09-11T13:14:06Z |
General |
Transparency |
50
|
2020-08-29T10:20:17Z |
Elliptic Curves |
No Random, No Bias |
120
|
2020-08-28T16:17:15Z |
Hash Functions |
PriMeD5 |
100
|
2020-08-27T16:14:50Z |
Mathematics |
Ellipse Curve Cryptography |
125
|
2020-08-26T15:40:02Z |
Misc |
Nothing Up My Sleeve |
150
|
2020-08-23T14:08:34Z |
Mathematics |
Prime and Prejudice |
200
|
2020-08-23T04:05:08Z |
Misc |
Toshi's Treasure |
150
|
2020-08-21T15:22:03Z |
Mathematics |
Real Eisenstein |
150
|
2020-08-21T00:31:07Z |
RSA |
Let's Decrypt |
80
|
2020-08-16T01:08:40Z |
Misc |
Bit by Bit |
100
|
2020-08-14T18:42:26Z |
Symmetric Ciphers |
Forbidden Fruit |
150
|
2020-08-11T18:56:20Z |
Elliptic Curves |
Moving Problems |
150
|
2020-08-11T17:05:52Z |
Elliptic Curves |
Elliptic Nodes |
150
|
2020-08-11T15:37:23Z |
Elliptic Curves |
Micro Transmissions |
120
|
2020-08-10T20:24:14Z |
Elliptic Curves |
ProSign 3 |
100
|
2020-08-10T00:59:38Z |
Elliptic Curves |
Curveball |
100
|
2020-08-09T18:53:24Z |
Elliptic Curves |
Exceptional Curves |
100
|
2020-08-08T17:15:22Z |
Hash Functions |
MD0 |
80
|
2020-08-07T23:14:13Z |
Symmetric Ciphers |
Paper Plane |
120
|
2020-08-06T18:40:27Z |
Symmetric Ciphers |
Stream of Consciousness |
80
|
2020-08-06T16:12:21Z |
Symmetric Ciphers |
Flipping Cookie |
60
|
2020-08-05T20:38:06Z |
Symmetric Ciphers |
CTRIME |
70
|
2020-08-05T17:26:30Z |
RSA |
Ron was Wrong, Whit is Right |
90
|
2020-08-04T23:55:56Z |
Misc |
Lo-Hi Card Game |
120
|
2020-08-04T13:40:56Z |
Mathematics |
Unencryptable |
125
|
2020-08-03T20:06:42Z |
Misc |
Armory |
100
|
2020-08-03T00:39:27Z |
RSA |
Null or Never |
100
|
2020-08-02T20:36:40Z |
RSA |
Bespoke Padding |
100
|
2020-08-01T21:46:50Z |
Mathematics |
Broken RSA |
100
|
2020-07-31T20:46:02Z |
RSA |
Crossed Wires |
100
|
2020-07-31T20:11:05Z |
RSA |
Endless Emails |
150
|
2020-07-31T18:00:58Z |
Post-Quantum |
Too Many Errors |
100
|
2020-07-31T13:50:57Z |
Diffie-Hellman |
Script Kiddie |
70
|
2020-07-31T13:03:27Z |
Symmetric Ciphers |
Bean Counter |
60
|
2020-07-30T20:25:43Z |
Symmetric Ciphers |
Lazy CBC |
60
|
2020-07-30T17:29:18Z |
Diffie-Hellman |
Static Client 2 |
120
|
2020-07-30T01:27:58Z |
RSA |
Everything is Still Big |
100
|
2020-07-30T00:47:13Z |
RSA |
Vote for Pedro |
150
|
2020-07-29T20:15:12Z |
RSA |
Fast Primes |
75
|
2020-07-29T15:40:14Z |
RSA |
Marin's Secrets |
50
|
2020-07-29T14:59:02Z |
RSA |
Infinite Descent |
50
|
2020-07-28T22:47:56Z |
RSA |
Blinding Light |
120
|
2020-07-28T19:33:25Z |
RSA |
Everything is Big |
70
|
2020-07-28T18:08:30Z |
RSA |
Modulus Inutilis |
50
|
2020-07-28T13:13:28Z |
Hash Functions |
Collider |
50
|
2020-07-28T00:40:57Z |
Diffie-Hellman |
Additive |
70
|
2020-07-27T23:12:06Z |
Diffie-Hellman |
Static Client |
100
|
2020-07-27T15:27:35Z |
Diffie-Hellman |
Export-grade |
100
|
2020-07-27T12:08:46Z |
Diffie-Hellman |
Parameter Injection |
60
|
2020-07-26T22:26:17Z |
RSA |
Signing Server |
60
|
2020-07-26T20:16:48Z |
Elliptic Curves |
Smooth Criminal |
60
|
2020-07-26T14:01:52Z |
Mathematics |
Modular Binomials |
80
|
2020-07-26T00:38:24Z |
Misc |
No Leaks |
100
|
2020-07-25T15:01:00Z |
Symmetric Ciphers |
Triple DES |
60
|
2020-07-24T23:29:44Z |
Symmetric Ciphers |
Symmetry |
50
|
2020-07-24T22:55:24Z |
Symmetric Ciphers |
ECB CBC WTF |
55
|
2020-07-24T20:01:47Z |
Symmetric Ciphers |
ECB Oracle |
60
|
2020-07-23T14:55:52Z |
Symmetric Ciphers |
Passwords as Keys |
50
|
2020-07-20T11:17:02Z |
Misc |
Gotta Go Fast |
40
|
2020-07-19T19:42:49Z |
Elliptic Curves |
Efficient Exchange |
50
|
2020-07-19T18:45:15Z |
Elliptic Curves |
Curves and Logs |
40
|
2020-07-19T17:48:25Z |
Elliptic Curves |
Scalar Multiplication |
35
|
2020-07-19T17:14:54Z |
Elliptic Curves |
Point Addition |
30
|
2020-07-19T16:51:33Z |
Elliptic Curves |
Point Negation |
10
|
2020-07-19T16:45:31Z |
Elliptic Curves |
Background Reading |
5
|
2020-07-19T12:38:52Z |
Diffie-Hellman |
Diffie-Hellman Starter 5 |
40
|
2020-07-19T11:45:15Z |
Diffie-Hellman |
Diffie-Hellman Starter 4 |
30
|
2020-07-19T11:36:37Z |
Diffie-Hellman |
Diffie-Hellman Starter 3 |
20
|
2020-07-19T11:12:06Z |
Diffie-Hellman |
Diffie-Hellman Starter 2 |
20
|
2020-07-19T11:00:12Z |
Diffie-Hellman |
Diffie-Hellman Starter 1 |
10
|
2020-07-18T17:28:19Z |
RSA |
Salty |
20
|
2020-07-18T15:24:05Z |
RSA |
Manyprime |
40
|
2020-07-18T14:31:48Z |
RSA |
Square Eyes |
35
|
2020-07-18T14:16:30Z |
RSA |
Monoprime |
30
|
2020-07-18T14:11:29Z |
RSA |
Inferius Prime |
30
|
2020-07-18T13:47:42Z |
RSA |
Factoring |
15
|
2020-07-18T12:33:12Z |
RSA |
RSA Starter 6 |
25
|
2020-07-18T12:08:03Z |
RSA |
RSA Starter 5 |
20
|
2020-07-18T11:49:24Z |
RSA |
RSA Starter 4 |
20
|
2020-07-18T11:42:55Z |
RSA |
RSA Starter 3 |
20
|
2020-07-18T11:41:48Z |
RSA |
RSA Starter 2 |
15
|
2020-07-18T11:40:12Z |
RSA |
RSA Starter 1 |
10
|
2020-07-17T19:00:55Z |
Symmetric Ciphers |
Modes of Operation Starter |
15
|
2020-07-17T18:40:32Z |
Symmetric Ciphers |
Bringing It All Together |
50
|
2020-07-17T12:54:48Z |
Symmetric Ciphers |
Diffusion through Permutation |
30
|
2020-07-17T12:43:58Z |
Symmetric Ciphers |
Confusion through Substitution |
25
|
2020-07-17T12:22:55Z |
Symmetric Ciphers |
Round Keys |
20
|
2020-07-17T12:17:12Z |
Symmetric Ciphers |
Structure of AES |
15
|
2020-07-17T12:11:12Z |
Symmetric Ciphers |
Resisting Bruteforce |
10
|
2020-07-17T12:09:36Z |
Symmetric Ciphers |
Keyed Permutations |
5
|
2020-07-16T21:32:52Z |
Mathematics |
Successive Powers |
60
|
2020-07-16T15:51:56Z |
Mathematics |
Adrien's Signs |
80
|
2020-07-12T22:02:44Z |
Mathematics |
Backpack Cryptography |
120
|
2020-07-10T16:16:25Z |
Mathematics |
Find the Lattice |
100
|
2020-07-07T12:01:37Z |
Mathematics |
Gaussian Reduction |
50
|
2020-07-07T08:11:35Z |
Mathematics |
What's a Lattice? |
40
|
2020-07-07T07:24:38Z |
Mathematics |
Gram Schmidt |
30
|
2020-07-07T05:06:21Z |
Mathematics |
Size and Basis |
15
|
2020-07-07T04:41:01Z |
Mathematics |
Vectors |
10
|
2020-07-07T04:30:36Z |
Mathematics |
Chinese Remainder Theorem |
40
|
2020-07-07T04:06:43Z |
Mathematics |
Modular Square Root |
35
|
2020-07-06T18:40:38Z |
Mathematics |
Legendre Symbol |
35
|
2020-07-06T11:26:24Z |
Mathematics |
Quadratic Residues |
25
|
2020-07-06T11:00:44Z |
General |
CERTainly not |
30
|
2020-07-06T10:24:40Z |
General |
Privacy-Enhanced Mail? |
25
|
2020-07-05T12:35:50Z |
General |
Modular Inverting |
25
|
2020-07-05T11:52:22Z |
General |
Modular Arithmetic 2 |
20
|
2020-07-05T11:48:42Z |
General |
Modular Arithmetic 1 |
20
|
2020-07-05T11:36:45Z |
General |
Extended GCD |
20
|
2020-07-05T11:28:56Z |
General |
Greatest Common Divisor |
15
|
2020-07-05T11:18:39Z |
General |
Lemur XOR |
40
|
2020-07-05T05:12:58Z |
General |
You either know, XOR you don't |
30
|
2020-07-05T04:28:16Z |
General |
Favourite byte |
20
|
2020-07-05T03:20:59Z |
General |
XOR Properties |
15
|
2020-07-04T15:59:15Z |
General |
XOR Starter |
10
|
2020-07-04T15:46:33Z |
General |
Encoding Challenge |
40
|
2020-07-04T12:53:08Z |
General |
Bytes and Big Integers |
10
|
2020-07-04T12:34:14Z |
General |
Base64 |
10
|
2020-07-04T12:32:57Z |
General |
Hex |
5
|
2020-07-04T12:30:50Z |
General |
ASCII |
5
|
2020-07-04T12:24:52Z |
Introduction |
Network Attacks |
5
|
2020-07-04T12:21:42Z |
Introduction |
Great Snakes |
3
|
2020-06-15T00:19:42Z |
Introduction |
Finding Flags |
2
|