2022-10-05T16:20:29Z |
Symmetric Ciphers |
Triple DES |
60
|
2022-10-05T16:03:38Z |
Symmetric Ciphers |
Lazy CBC |
60
|
2022-09-15T11:05:18Z |
Diffie-Hellman |
The Matrix |
75
|
2022-09-04T08:31:13Z |
Hash Functions |
PriMeD5 |
100
|
2022-08-30T16:51:29Z |
Mathematics |
Cofactor Cofantasy |
150
|
2022-08-21T14:45:45Z |
General |
Encoding Challenge |
40
|
2022-08-17T14:39:47Z |
Elliptic Curves |
Edwards Goes Degenerate |
100
|
2022-08-13T15:40:34Z |
Misc |
Bruce Schneier's Password: Part 2 |
250
|
2022-08-13T07:56:48Z |
Misc |
Bruce Schneier's Password |
100
|
2022-08-13T06:31:31Z |
CTF Archive |
Calm Down (HKCERT CTF) |
0
|
2022-08-13T06:18:48Z |
CTF Archive |
2020 (TETCTF) |
0
|
2022-08-12T16:15:24Z |
Mathematics |
Backpack Cryptography |
120
|
2022-08-12T11:26:43Z |
Mathematics |
No Way Back Home |
100
|
2022-08-08T06:48:45Z |
Elliptic Curves |
Elliptic Nodes |
150
|
2022-07-29T15:19:44Z |
General |
CERTainly not |
30
|
2022-07-27T15:08:37Z |
Mathematics |
Ellipse Curve Cryptography |
125
|
2022-07-27T13:52:12Z |
Diffie-Hellman |
Export-grade |
100
|
2022-07-27T11:22:18Z |
Elliptic Curves |
Micro Transmissions |
120
|
2022-07-27T10:04:00Z |
Elliptic Curves |
Moving Problems |
150
|
2022-07-26T09:25:58Z |
Elliptic Curves |
Exceptional Curves |
100
|
2022-07-25T09:58:10Z |
Elliptic Curves |
Smooth Criminal |
60
|
2022-07-21T09:57:58Z |
Hash Functions |
Hash Stuffing |
50
|
2022-05-11T14:57:41Z |
Elliptic Curves |
Efficient Exchange |
50
|
2022-05-11T14:06:40Z |
Elliptic Curves |
Curves and Logs |
40
|
2022-05-11T14:02:28Z |
Elliptic Curves |
Scalar Multiplication |
35
|
2022-05-11T13:51:08Z |
Elliptic Curves |
Point Addition |
30
|
2021-08-28T15:44:40Z |
Mathematics |
Find the Lattice |
100
|
2021-08-07T06:46:23Z |
RSA |
Signing Server |
60
|
2021-08-03T11:55:15Z |
Mathematics |
Roll your Own |
125
|
2021-05-22T08:24:14Z |
Introduction |
Network Attacks |
5
|
2021-05-17T10:12:18Z |
Symmetric Ciphers |
Flipping Cookie |
60
|
2021-05-17T09:18:37Z |
Symmetric Ciphers |
ECB CBC WTF |
55
|
2021-05-06T09:10:09Z |
RSA |
Marin's Secrets |
50
|
2021-05-04T08:31:41Z |
Symmetric Ciphers |
Modes of Operation Starter |
15
|
2021-05-04T08:20:59Z |
Symmetric Ciphers |
ECB Oracle |
60
|
2021-05-03T10:05:15Z |
Hash Functions |
Collider |
50
|
2021-05-02T12:36:30Z |
Crypto on the Web |
JSON in JSON |
40
|
2021-05-02T10:46:14Z |
Crypto on the Web |
RSA or HMAC? |
35
|
2021-05-02T08:43:24Z |
Crypto on the Web |
JWT Secrets |
25
|
2021-05-02T08:18:00Z |
Crypto on the Web |
No Way JOSE |
20
|
2021-05-02T08:01:19Z |
Crypto on the Web |
JWT Sessions |
10
|
2021-05-02T07:46:02Z |
Crypto on the Web |
Token Appreciation |
5
|
2021-05-02T07:36:56Z |
Diffie-Hellman |
Script Kiddie |
70
|
2021-05-02T07:22:59Z |
Diffie-Hellman |
Additive |
70
|
2021-05-02T07:00:05Z |
Diffie-Hellman |
Parameter Injection |
60
|
2021-05-02T06:51:13Z |
Diffie-Hellman |
Diffie-Hellman Starter 5 |
40
|
2021-05-02T06:46:48Z |
Diffie-Hellman |
Diffie-Hellman Starter 4 |
30
|
2021-05-02T06:41:08Z |
Diffie-Hellman |
Diffie-Hellman Starter 3 |
20
|
2021-05-02T06:39:32Z |
Diffie-Hellman |
Diffie-Hellman Starter 2 |
20
|
2021-05-02T06:32:23Z |
Diffie-Hellman |
Diffie-Hellman Starter 1 |
10
|
2021-04-28T08:45:06Z |
Hash Functions |
Jack's Birthday Confusion |
30
|
2021-04-28T08:37:18Z |
Hash Functions |
Jack's Birthday Hash |
20
|
2021-04-28T08:21:42Z |
General |
Privacy-Enhanced Mail? |
25
|
2021-02-26T13:04:52Z |
Misc |
No Leaks |
100
|
2021-02-24T08:58:33Z |
Symmetric Ciphers |
Confusion through Substitution |
25
|
2021-02-24T08:48:49Z |
Symmetric Ciphers |
Round Keys |
20
|
2021-02-24T08:45:43Z |
Symmetric Ciphers |
Structure of AES |
15
|
2021-02-24T08:42:10Z |
Symmetric Ciphers |
Resisting Bruteforce |
10
|
2021-02-01T13:31:19Z |
General |
Modular Inverting |
25
|
2021-02-01T13:31:01Z |
General |
Modular Arithmetic 2 |
20
|
2021-02-01T13:30:28Z |
General |
Modular Arithmetic 1 |
20
|
2021-02-01T13:29:12Z |
General |
Extended GCD |
20
|
2021-02-01T05:48:55Z |
Elliptic Curves |
Point Negation |
10
|
2021-02-01T05:45:14Z |
Elliptic Curves |
Background Reading |
5
|
2021-01-31T12:13:29Z |
RSA |
Infinite Descent |
50
|
2021-01-30T15:10:16Z |
RSA |
Crossed Wires |
100
|
2021-01-30T10:39:29Z |
RSA |
Everything is Big |
70
|
2021-01-30T09:20:07Z |
RSA |
Modulus Inutilis |
50
|
2020-09-01T12:22:57Z |
RSA |
Salty |
20
|
2020-09-01T12:14:23Z |
RSA |
Manyprime |
40
|
2020-09-01T11:42:58Z |
RSA |
Square Eyes |
35
|
2020-09-01T11:40:00Z |
RSA |
Monoprime |
30
|
2020-09-01T11:37:10Z |
RSA |
Inferius Prime |
30
|
2020-09-01T11:18:26Z |
RSA |
Factoring |
15
|
2020-09-01T11:16:13Z |
RSA |
RSA Starter 6 |
25
|
2020-09-01T08:57:08Z |
RSA |
RSA Starter 5 |
20
|
2020-09-01T08:55:13Z |
RSA |
RSA Starter 4 |
20
|
2020-09-01T08:51:43Z |
RSA |
RSA Starter 3 |
20
|
2020-09-01T08:50:26Z |
RSA |
RSA Starter 2 |
15
|
2020-09-01T08:49:21Z |
RSA |
RSA Starter 1 |
10
|
2020-09-01T06:17:58Z |
Symmetric Ciphers |
Keyed Permutations |
5
|
2020-08-31T08:27:41Z |
General |
Lemur XOR |
40
|
2020-08-30T10:40:50Z |
Mathematics |
Adrien's Signs |
80
|
2020-08-30T08:53:54Z |
Mathematics |
Chinese Remainder Theorem |
40
|
2020-08-30T08:31:24Z |
Mathematics |
Modular Square Root |
35
|
2020-08-30T08:27:05Z |
Mathematics |
Legendre Symbol |
35
|
2020-08-30T08:22:59Z |
Mathematics |
Quadratic Residues |
25
|
2020-08-28T16:04:26Z |
Mathematics |
Gaussian Reduction |
50
|
2020-08-24T14:48:15Z |
General |
Greatest Common Divisor |
15
|
2020-08-24T11:38:54Z |
Misc |
Gotta Go Fast |
40
|
2020-08-22T09:52:21Z |
General |
You either know, XOR you don't |
30
|
2020-08-22T09:50:27Z |
General |
Favourite byte |
20
|
2020-08-22T09:46:49Z |
General |
XOR Properties |
15
|
2020-08-22T09:39:30Z |
General |
XOR Starter |
10
|
2020-08-22T09:37:25Z |
General |
Bytes and Big Integers |
10
|
2020-08-22T09:34:48Z |
General |
Base64 |
10
|
2020-08-22T09:33:49Z |
General |
Hex |
5
|
2020-08-22T09:33:12Z |
General |
ASCII |
5
|
2020-08-22T09:31:08Z |
Introduction |
Great Snakes |
3
|
2020-08-22T09:30:20Z |
Introduction |
Finding Flags |
2
|
2020-08-21T10:14:57Z |
Mathematics |
Real Eisenstein |
150
|
2020-08-18T16:50:20Z |
Mathematics |
Unencryptable |
125
|
2020-08-18T09:34:29Z |
Mathematics |
Broken RSA |
100
|
2020-08-17T09:31:19Z |
Mathematics |
Successive Powers |
60
|
2020-08-17T09:30:31Z |
Mathematics |
Modular Binomials |
80
|