2025-08-14T10:25:37Z |
Misc |
Trust Games |
150
|
2025-08-13T15:28:30Z |
Misc |
RSA vs RNG |
150
|
2025-08-13T14:02:43Z |
Misc |
Nothing Up My Sleeve |
150
|
2025-08-12T06:13:42Z |
Misc |
Lo-Hi Card Game |
120
|
2025-08-11T11:22:41Z |
Misc |
Jeff's LFSR |
150
|
2025-08-11T03:13:52Z |
Hash Functions |
MDFlag |
125
|
2025-08-10T03:57:35Z |
Elliptic Curves |
Edwards Goes Degenerate |
100
|
2025-08-09T14:49:18Z |
Misc |
L-Win |
120
|
2025-08-08T09:21:44Z |
Misc |
Toshi's Treasure |
150
|
2025-08-08T05:13:16Z |
Misc |
Armory |
100
|
2025-08-07T15:29:35Z |
Misc |
Bruce Schneier's Password |
100
|
2025-08-07T09:11:33Z |
Misc |
Bit by Bit |
100
|
2025-08-07T03:04:19Z |
Hash Functions |
No Difference |
175
|
2025-07-23T15:21:02Z |
Elliptic Curves |
An Exceptional Twisted Mind |
125
|
2025-07-22T10:15:11Z |
Symmetric Ciphers |
Beatboxer |
150
|
2025-07-22T01:47:12Z |
Lattices |
Bounded Noise |
50
|
2025-07-21T10:06:47Z |
Lattices |
Missing Modulus |
80
|
2025-07-17T10:23:00Z |
Lattices |
Noise Cheap |
90
|
2025-07-17T09:08:52Z |
Lattices |
Too Many Errors |
100
|
2025-07-16T09:33:54Z |
Lattices |
Nativity |
60
|
2025-07-11T02:42:18Z |
Lattices |
Noise Free |
40
|
2025-07-08T12:19:30Z |
Misc |
No Leaks |
100
|
2025-07-08T08:16:59Z |
Misc |
Gotta Go Fast |
40
|
2025-07-08T05:08:15Z |
Symmetric Ciphers |
Oracular Spectacular |
150
|
2025-07-03T10:03:15Z |
Elliptic Curves |
No Random, No Bias |
120
|
2025-06-27T08:00:40Z |
Lattices |
From Private to Public Key LWE |
25
|
2025-05-30T13:47:51Z |
Diffie-Hellman |
The Matrix Revolutions |
125
|
2025-05-30T13:34:32Z |
Diffie-Hellman |
The Matrix Reloaded |
100
|
2025-05-28T08:46:21Z |
Mathematics |
Prime and Prejudice |
200
|
2025-05-26T14:57:30Z |
Lattices |
LWE Low Bits Message |
20
|
2025-05-26T14:30:23Z |
Hash Functions |
Mixed Up |
120
|
2025-05-26T05:33:02Z |
Hash Functions |
WOTS Up 2 |
90
|
2025-05-25T16:30:11Z |
Hash Functions |
WOTS Up |
75
|
2025-05-25T14:48:11Z |
Hash Functions |
Merkle Trees |
25
|
2025-05-25T10:17:26Z |
RSA |
Vote for Pedro |
150
|
2025-05-25T09:52:52Z |
RSA |
Blinding Light |
120
|
2025-05-24T15:23:51Z |
Hash Functions |
Twin Keys |
100
|
2025-05-23T04:19:11Z |
Hash Functions |
PriMeD5 |
100
|
2025-05-22T15:29:24Z |
Hash Functions |
Hash Stuffing |
50
|
2025-05-22T03:28:00Z |
Mathematics |
Real Eisenstein |
150
|
2025-05-21T13:01:44Z |
Mathematics |
Cofactor Cofantasy |
150
|
2025-05-19T15:40:26Z |
Lattices |
LWE High Bits Message |
15
|
2025-05-19T04:41:25Z |
Lattices |
Backpack Cryptography |
120
|
2025-05-18T04:01:56Z |
Hash Functions |
MD0 |
80
|
2025-05-18T03:31:23Z |
Lattices |
LWE Intro |
10
|
2025-05-02T15:30:14Z |
Hash Functions |
Collider |
50
|
2025-05-02T14:49:27Z |
Hash Functions |
Jack's Birthday Confusion |
30
|
2025-05-02T14:46:25Z |
Hash Functions |
Jack's Birthday Hash |
20
|
2025-04-30T05:21:13Z |
Elliptic Curves |
Double and Broken |
50
|
2025-04-30T05:05:31Z |
Elliptic Curves |
Montgomery's Ladder |
40
|
2025-04-15T02:11:03Z |
Elliptic Curves |
ProSign 3 |
100
|
2025-04-14T15:27:40Z |
Elliptic Curves |
Curveball |
100
|
2025-04-14T04:50:51Z |
Elliptic Curves |
Digestive |
60
|
2025-04-07T16:14:28Z |
Elliptic Curves |
A Twisted Mind |
80
|
2025-04-06T05:20:20Z |
Elliptic Curves |
Moving Problems |
150
|
2025-04-06T04:14:50Z |
Elliptic Curves |
Elliptic Nodes |
150
|
2025-04-05T15:02:15Z |
Elliptic Curves |
Micro Transmissions |
120
|
2025-04-05T10:24:01Z |
Elliptic Curves |
Exceptional Curves |
100
|
2025-04-05T09:42:28Z |
Elliptic Curves |
Smooth Criminal |
60
|
2025-03-31T16:15:17Z |
Elliptic Curves |
Efficient Exchange |
50
|
2025-03-31T16:07:34Z |
Elliptic Curves |
Curves and Logs |
40
|
2025-03-31T15:58:27Z |
Elliptic Curves |
Scalar Multiplication |
35
|
2025-03-31T15:56:51Z |
Elliptic Curves |
Point Addition |
30
|
2025-03-31T15:53:33Z |
Elliptic Curves |
Point Negation |
10
|
2025-03-27T15:33:44Z |
Elliptic Curves |
Background Reading |
5
|
2025-03-19T14:43:19Z |
Mathematics |
Unencryptable |
125
|
2025-03-18T03:47:54Z |
Mathematics |
Roll your Own |
125
|
2025-03-17T05:08:18Z |
Mathematics |
Ellipse Curve Cryptography |
125
|
2025-03-16T14:20:33Z |
Lattices |
LWE Background |
5
|
2025-03-14T10:31:30Z |
Diffie-Hellman |
The Matrix |
75
|
2025-03-14T02:01:04Z |
Diffie-Hellman |
Script Kiddie |
70
|
2025-03-03T09:31:52Z |
Diffie-Hellman |
Additive |
70
|
2025-02-21T09:07:51Z |
Lattices |
Find the Lattice |
100
|
2025-02-20T14:23:44Z |
Lattices |
Gaussian Reduction |
50
|
2025-02-20T13:34:07Z |
Lattices |
What's a Lattice? |
40
|
2025-02-19T15:07:39Z |
Lattices |
Gram Schmidt |
30
|
2025-02-19T14:31:19Z |
Lattices |
Size and Basis |
15
|
2025-02-19T14:28:11Z |
Lattices |
Vectors |
10
|
2025-02-08T03:56:22Z |
Symmetric Ciphers |
Forbidden Fruit |
150
|
2025-02-06T15:28:24Z |
Symmetric Ciphers |
The Good, The Pad, The Ugly |
100
|
2025-02-06T04:36:25Z |
Symmetric Ciphers |
Pad Thai |
80
|
2025-02-05T03:56:05Z |
Symmetric Ciphers |
Paper Plane |
120
|
2025-02-04T16:12:46Z |
Symmetric Ciphers |
Oh SNAP |
120
|
2025-01-31T09:16:56Z |
Symmetric Ciphers |
Dancing Queen |
120
|
2025-01-29T15:13:10Z |
Diffie-Hellman |
Static Client |
100
|
2025-01-29T15:03:33Z |
Diffie-Hellman |
Static Client 2 |
120
|
2025-01-28T13:36:51Z |
Symmetric Ciphers |
Stream of Consciousness |
80
|
2025-01-28T03:14:17Z |
Symmetric Ciphers |
Logon Zero |
80
|
2025-01-27T15:50:32Z |
Symmetric Ciphers |
CTRIME |
70
|
2025-01-27T09:13:36Z |
Symmetric Ciphers |
Triple DES |
60
|
2025-01-27T08:21:43Z |
Mathematics |
No Way Back Home |
100
|
2025-01-26T14:39:31Z |
Symmetric Ciphers |
Lazy CBC |
60
|
2025-01-26T08:29:52Z |
Symmetric Ciphers |
Bean Counter |
60
|
2025-01-26T07:25:43Z |
Symmetric Ciphers |
Symmetry |
50
|
2025-01-25T14:23:45Z |
Symmetric Ciphers |
Flipping Cookie |
60
|
2025-01-25T03:05:04Z |
Symmetric Ciphers |
ECB CBC WTF |
55
|
2025-01-25T02:58:49Z |
Symmetric Ciphers |
ECB Oracle |
60
|
2025-01-24T04:06:33Z |
Symmetric Ciphers |
Passwords as Keys |
50
|
2025-01-24T03:52:00Z |
Symmetric Ciphers |
Modes of Operation Starter |
15
|
2025-01-24T03:43:19Z |
Symmetric Ciphers |
Bringing It All Together |
50
|
2025-01-22T15:24:20Z |
Symmetric Ciphers |
Diffusion through Permutation |
30
|
2025-01-22T14:16:08Z |
Symmetric Ciphers |
Confusion through Substitution |
25
|
2025-01-22T08:11:32Z |
Symmetric Ciphers |
Round Keys |
20
|
2024-12-21T07:03:17Z |
Mathematics |
Broken RSA |
100
|
2024-12-21T04:58:20Z |
Mathematics |
Successive Powers |
60
|
2024-12-21T03:48:29Z |
RSA |
Let's Decrypt |
80
|
2024-12-21T02:49:34Z |
RSA |
Signing Server |
60
|
2024-12-19T15:17:41Z |
RSA |
Null or Never |
100
|
2024-12-18T16:20:52Z |
RSA |
Bespoke Padding |
100
|
2024-12-18T03:46:33Z |
RSA |
RSA Backdoor Viability |
175
|
2024-12-17T09:16:51Z |
RSA |
Ron was Wrong, Whit is Right |
90
|
2024-12-17T08:48:25Z |
RSA |
Fast Primes |
75
|
2024-12-17T07:02:48Z |
RSA |
Endless Emails |
150
|
2024-12-12T13:16:05Z |
Crypto on the Web |
Token Appreciation |
5
|
2024-12-11T16:02:29Z |
RSA |
Marin's Secrets |
50
|
2024-12-11T07:36:46Z |
RSA |
Infinite Descent |
50
|
2024-12-11T02:16:11Z |
RSA |
Everything is Still Big |
100
|
2024-12-10T15:20:58Z |
RSA |
Crossed Wires |
100
|
2024-12-10T15:01:42Z |
RSA |
Everything is Big |
70
|
2024-12-10T07:41:52Z |
RSA |
Square Eyes |
35
|
2024-12-10T07:18:54Z |
RSA |
Inferius Prime |
30
|
2024-12-10T06:53:48Z |
General |
Transparency |
50
|
2024-12-07T02:27:58Z |
Diffie-Hellman |
Export-grade |
100
|
2024-12-05T16:44:20Z |
Diffie-Hellman |
Parameter Injection |
60
|
2024-12-05T15:57:47Z |
Diffie-Hellman |
Deriving Symmetric Keys |
40
|
2024-12-05T14:07:20Z |
Diffie-Hellman |
Computing Shared Secrets |
30
|
2024-12-05T13:57:52Z |
Diffie-Hellman |
Computing Public Values |
25
|
2024-12-05T13:55:04Z |
Diffie-Hellman |
Generators of Groups |
20
|
2024-12-05T13:51:01Z |
Diffie-Hellman |
Working with Fields |
10
|
2024-12-05T13:49:43Z |
RSA |
Modulus Inutilis |
50
|
2024-12-05T13:22:26Z |
RSA |
Salty |
20
|
2024-12-05T06:06:25Z |
RSA |
Manyprime |
40
|
2024-12-05T05:21:40Z |
RSA |
Monoprime |
30
|
2024-12-05T05:04:43Z |
RSA |
Factoring |
15
|
2024-12-05T04:56:08Z |
RSA |
RSA Signatures |
25
|
2024-12-05T00:39:44Z |
RSA |
RSA Decryption |
20
|
2024-12-05T00:34:28Z |
RSA |
Private Keys |
20
|
2024-12-05T00:33:10Z |
RSA |
Euler's Totient |
20
|
2024-12-05T00:32:23Z |
RSA |
Public Keys |
15
|
2024-12-05T00:30:56Z |
RSA |
Modular Exponentiation |
10
|
2024-12-04T08:43:50Z |
General |
SSH Keys |
35
|
2024-12-04T08:05:54Z |
General |
Encoding Challenge |
40
|
2024-12-04T03:43:54Z |
General |
CERTainly not |
30
|
2024-12-04T03:36:07Z |
General |
Privacy-Enhanced Mail? |
25
|
2024-12-04T03:09:28Z |
General |
Lemur XOR |
40
|
2024-12-01T13:54:04Z |
CTF Archive |
OR Proof (CryptoHack) |
0
|
2024-11-30T08:55:32Z |
Symmetric Ciphers |
Structure of AES |
15
|
2024-11-30T04:23:04Z |
Symmetric Ciphers |
Resisting Bruteforce |
10
|
2024-11-30T02:16:17Z |
Symmetric Ciphers |
Keyed Permutations |
5
|
2024-11-15T04:02:23Z |
Mathematics |
Modular Binomials |
80
|
2024-11-15T03:44:17Z |
Mathematics |
Adrien's Signs |
80
|
2024-11-15T02:23:03Z |
Mathematics |
Chinese Remainder Theorem |
40
|
2024-11-15T01:35:09Z |
Mathematics |
Modular Square Root |
35
|
2024-11-14T15:25:08Z |
Mathematics |
Legendre Symbol |
35
|
2024-11-14T03:26:38Z |
Mathematics |
Quadratic Residues |
25
|
2024-11-14T02:05:40Z |
General |
Modular Inverting |
25
|
2024-11-14T01:43:14Z |
General |
Modular Arithmetic 2 |
20
|
2024-11-02T07:59:19Z |
General |
Modular Arithmetic 1 |
20
|
2024-11-02T07:51:11Z |
General |
Extended GCD |
20
|
2024-11-02T07:37:09Z |
General |
Greatest Common Divisor |
15
|
2024-11-02T02:22:10Z |
General |
You either know, XOR you don't |
30
|
2024-11-02T01:49:29Z |
General |
Favourite byte |
20
|
2024-11-02T00:58:04Z |
General |
XOR Properties |
15
|
2024-11-01T14:41:32Z |
General |
XOR Starter |
10
|
2024-11-01T14:25:33Z |
General |
Bytes and Big Integers |
10
|
2024-11-01T14:21:29Z |
General |
Base64 |
10
|
2024-11-01T14:18:28Z |
General |
Hex |
5
|
2024-10-31T15:31:44Z |
General |
ASCII |
5
|
2024-10-31T15:26:27Z |
Introduction |
Network Attacks |
5
|
2024-10-31T15:15:09Z |
Introduction |
Great Snakes |
3
|
2024-10-31T15:13:35Z |
Introduction |
Finding Flags |
2
|