2023-09-05T19:29:12Z |
CTF Archive |
d-phi-enc (HackTM CTF) |
0
|
2023-09-05T16:23:57Z |
Hash Functions |
Hash Stuffing |
50
|
2023-09-03T10:56:03Z |
RSA |
RSA Backdoor Viability |
175
|
2023-01-28T17:44:53Z |
Symmetric Ciphers |
Logon Zero |
80
|
2023-01-28T15:08:01Z |
Mathematics |
No Way Back Home |
100
|
2022-12-21T16:46:46Z |
Post-Quantum |
LWE Background |
5
|
2022-07-08T16:44:02Z |
Symmetric Ciphers |
Triple DES |
60
|
2022-07-08T16:26:29Z |
Hash Functions |
MD0 |
80
|
2022-01-06T14:45:07Z |
Symmetric Ciphers |
Stream of Consciousness |
80
|
2022-01-03T09:59:47Z |
Diffie-Hellman |
The Matrix Reloaded |
100
|
2021-12-27T17:42:02Z |
Elliptic Curves |
Montgomery's Ladder |
40
|
2021-12-24T09:04:27Z |
General |
SSH Keys |
35
|
2021-12-19T13:32:33Z |
Symmetric Ciphers |
CTRIME |
70
|
2021-12-16T17:12:44Z |
Mathematics |
Ellipse Curve Cryptography |
125
|
2021-12-14T15:20:11Z |
Elliptic Curves |
Moving Problems |
150
|
2021-12-14T12:37:27Z |
Diffie-Hellman |
The Matrix |
75
|
2021-12-14T11:12:54Z |
RSA |
Vote for Pedro |
150
|
2021-12-06T17:10:00Z |
Elliptic Curves |
ProSign 3 |
100
|
2021-11-28T02:33:00Z |
Elliptic Curves |
Curveball |
100
|
2021-11-08T15:33:57Z |
Mathematics |
Real Eisenstein |
150
|
2021-11-08T13:00:30Z |
Symmetric Ciphers |
Forbidden Fruit |
150
|
2021-11-03T14:21:47Z |
Symmetric Ciphers |
Bean Counter |
60
|
2020-11-24T14:37:37Z |
Diffie-Hellman |
Static Client 2 |
120
|
2020-11-21T19:23:39Z |
Hash Functions |
Jack's Birthday Confusion |
30
|
2020-11-21T19:12:26Z |
Hash Functions |
Jack's Birthday Hash |
20
|
2020-11-14T18:08:39Z |
Elliptic Curves |
Elliptic Nodes |
150
|
2020-11-13T14:04:31Z |
Mathematics |
Backpack Cryptography |
120
|
2020-11-13T03:05:20Z |
Crypto on the Web |
RSA or HMAC? |
35
|
2020-11-13T01:28:48Z |
Crypto on the Web |
JWT Secrets |
25
|
2020-11-13T01:17:27Z |
Crypto on the Web |
No Way JOSE |
20
|
2020-11-13T01:01:52Z |
Crypto on the Web |
JWT Sessions |
10
|
2020-11-13T00:52:07Z |
Crypto on the Web |
Token Appreciation |
5
|
2020-11-11T23:21:08Z |
Mathematics |
Find the Lattice |
100
|
2020-11-07T16:04:20Z |
Symmetric Ciphers |
Lazy CBC |
60
|
2020-11-04T17:20:38Z |
Symmetric Ciphers |
Flipping Cookie |
60
|
2020-10-31T01:41:15Z |
RSA |
Bespoke Padding |
100
|
2020-10-27T19:22:14Z |
RSA |
Null or Never |
100
|
2020-10-27T12:33:22Z |
RSA |
Blinding Light |
120
|
2020-10-26T16:57:52Z |
Symmetric Ciphers |
ECB CBC WTF |
55
|
2020-10-25T23:19:49Z |
RSA |
Ron was Wrong, Whit is Right |
90
|
2020-10-25T23:04:49Z |
Symmetric Ciphers |
Symmetry |
50
|
2020-10-25T22:25:44Z |
Symmetric Ciphers |
ECB Oracle |
60
|
2020-10-21T16:32:44Z |
Mathematics |
Unencryptable |
125
|
2020-10-21T02:24:12Z |
Mathematics |
Adrien's Signs |
80
|
2020-10-18T13:59:24Z |
Elliptic Curves |
Exceptional Curves |
100
|
2020-10-18T13:21:46Z |
Elliptic Curves |
Smooth Criminal |
60
|
2020-10-15T10:22:00Z |
Diffie-Hellman |
Export-grade |
100
|
2020-10-13T09:10:56Z |
Elliptic Curves |
Efficient Exchange |
50
|
2020-10-13T08:07:06Z |
Elliptic Curves |
Curves and Logs |
40
|
2020-10-11T15:44:01Z |
Diffie-Hellman |
Static Client |
100
|
2020-10-04T08:40:31Z |
Mathematics |
Gaussian Reduction |
50
|
2020-10-04T08:27:04Z |
Mathematics |
What's a Lattice? |
40
|
2020-10-04T08:23:28Z |
Mathematics |
Gram Schmidt |
30
|
2020-10-02T21:11:59Z |
Diffie-Hellman |
Script Kiddie |
70
|
2020-10-02T19:31:59Z |
RSA |
Let's Decrypt |
80
|
2020-10-02T03:02:18Z |
RSA |
Fast Primes |
75
|
2020-10-01T23:31:58Z |
Symmetric Ciphers |
Passwords as Keys |
50
|
2020-10-01T22:53:31Z |
Symmetric Ciphers |
Bringing It All Together |
50
|
2020-10-01T03:51:03Z |
Mathematics |
Modular Binomials |
80
|
2020-10-01T03:23:59Z |
Mathematics |
Broken RSA |
100
|
2020-10-01T01:35:43Z |
Hash Functions |
Collider |
50
|
2020-10-01T01:13:02Z |
Misc |
Gotta Go Fast |
40
|
2020-10-01T00:54:29Z |
Mathematics |
Successive Powers |
60
|
2020-09-30T21:34:55Z |
Diffie-Hellman |
Additive |
70
|
2020-09-30T15:19:11Z |
Elliptic Curves |
Scalar Multiplication |
35
|
2020-09-30T14:03:01Z |
General |
Transparency |
50
|
2020-09-29T22:06:31Z |
Diffie-Hellman |
Parameter Injection |
60
|
2020-09-28T04:21:44Z |
RSA |
Signing Server |
60
|
2020-09-27T16:05:39Z |
RSA |
Endless Emails |
150
|
2020-09-27T10:34:41Z |
RSA |
Crossed Wires |
100
|
2020-09-26T20:17:42Z |
Symmetric Ciphers |
Diffusion through Permutation |
30
|
2020-09-26T19:48:07Z |
Symmetric Ciphers |
Confusion through Substitution |
25
|
2020-09-13T22:48:02Z |
RSA |
Infinite Descent |
50
|
2020-08-10T22:33:32Z |
Mathematics |
Vectors |
10
|
2020-08-10T20:14:03Z |
Mathematics |
Modular Square Root |
35
|
2020-08-10T17:05:13Z |
Mathematics |
Legendre Symbol |
35
|
2020-08-09T18:59:44Z |
General |
CERTainly not |
30
|
2020-08-09T18:47:23Z |
General |
Privacy-Enhanced Mail? |
25
|
2020-08-09T18:26:54Z |
General |
Lemur XOR |
40
|
2020-08-09T18:20:22Z |
General |
You either know, XOR you don't |
30
|
2020-08-09T17:55:37Z |
RSA |
Everything is Still Big |
100
|
2020-06-28T01:57:41Z |
RSA |
Marin's Secrets |
50
|
2020-06-20T19:13:07Z |
RSA |
Manyprime |
40
|
2020-06-18T20:38:58Z |
Symmetric Ciphers |
Round Keys |
20
|
2020-06-18T20:36:34Z |
Symmetric Ciphers |
Structure of AES |
15
|
2020-06-18T20:27:51Z |
Symmetric Ciphers |
Resisting Bruteforce |
10
|
2020-06-18T20:26:12Z |
Symmetric Ciphers |
Keyed Permutations |
5
|
2020-06-14T07:32:49Z |
Elliptic Curves |
Point Addition |
30
|
2020-06-13T20:37:17Z |
Elliptic Curves |
Point Negation |
10
|
2020-06-13T20:23:05Z |
Elliptic Curves |
Background Reading |
5
|
2020-06-12T15:55:10Z |
Diffie-Hellman |
Diffie-Hellman Starter 5 |
40
|
2020-06-12T08:01:40Z |
Diffie-Hellman |
Diffie-Hellman Starter 4 |
30
|
2020-06-12T07:23:44Z |
Diffie-Hellman |
Diffie-Hellman Starter 3 |
20
|
2020-06-12T07:12:59Z |
Diffie-Hellman |
Diffie-Hellman Starter 2 |
20
|
2020-06-11T06:24:42Z |
RSA |
Salty |
20
|
2020-06-11T05:54:22Z |
RSA |
Everything is Big |
70
|
2020-06-11T05:37:22Z |
RSA |
Modulus Inutilis |
50
|
2020-06-11T00:35:13Z |
Diffie-Hellman |
Diffie-Hellman Starter 1 |
10
|
2020-06-11T00:24:03Z |
Mathematics |
Size and Basis |
15
|
2020-06-10T18:25:18Z |
RSA |
Square Eyes |
35
|
2020-06-10T18:03:39Z |
RSA |
Monoprime |
30
|
2020-06-10T18:01:09Z |
RSA |
Inferius Prime |
30
|
2020-06-10T17:49:41Z |
RSA |
RSA Starter 6 |
25
|
2020-05-02T15:05:39Z |
Mathematics |
Quadratic Residues |
25
|
2020-04-18T16:23:35Z |
General |
XOR Properties |
15
|
2020-04-15T23:42:42Z |
Symmetric Ciphers |
Modes of Operation Starter |
15
|
2020-04-15T23:22:24Z |
General |
Base64 |
10
|
2020-04-14T20:48:49Z |
RSA |
RSA Starter 5 |
20
|
2020-04-14T20:33:22Z |
General |
Greatest Common Divisor |
15
|
2020-04-14T20:30:29Z |
General |
Extended GCD |
20
|
2020-04-14T19:28:43Z |
Mathematics |
Chinese Remainder Theorem |
40
|
2020-04-14T17:52:39Z |
General |
Favourite byte |
20
|
2020-04-14T17:45:50Z |
General |
XOR Starter |
10
|
2020-04-14T17:41:48Z |
General |
Encoding Challenge |
40
|
2020-04-14T16:57:32Z |
General |
Bytes and Big Integers |
10
|
2020-04-12T16:47:22Z |
RSA |
Factoring |
15
|
2020-04-12T16:46:11Z |
RSA |
RSA Starter 4 |
20
|
2020-04-12T16:41:44Z |
RSA |
RSA Starter 3 |
20
|
2020-04-12T16:41:14Z |
RSA |
RSA Starter 2 |
15
|
2020-04-12T16:39:00Z |
RSA |
RSA Starter 1 |
10
|
2020-04-12T16:37:38Z |
General |
Modular Inverting |
25
|
2020-04-12T16:37:23Z |
General |
Modular Arithmetic 2 |
20
|
2020-04-12T16:36:44Z |
General |
Modular Arithmetic 1 |
20
|
2020-04-12T16:21:15Z |
General |
Hex |
5
|
2020-04-12T16:20:41Z |
General |
ASCII |
5
|
2020-04-12T16:19:28Z |
Introduction |
Network Attacks |
5
|
2020-04-12T16:13:26Z |
Introduction |
Great Snakes |
3
|
2020-04-12T05:11:10Z |
Introduction |
Finding Flags |
2
|