| ORYX Stream Cipher Part II | 1,161 | Sept. 14, 2011, 10:32 a.m. |
| ORYX Stream Cipher Part I | 1,162 | Sept. 10, 2011, 4:59 p.m. |
| Alice's Birthday Party (Part 2) | 1,164 | Aug. 28, 2011, 6:52 p.m. |
| Alice's Birthday Party (Part 1) | 1,164 | Aug. 28, 2011, 6:10 p.m. |
| Cracking SHA1-Hashed Passwords | 1,210 | Aug. 19, 2011, 4:59 p.m. |
| Broadcasting and low exponent — RSA Attack | 1,344 | Aug. 19, 2011, 11:09 a.m. |
| Not-so-Secret Message from Malawi — Part I (RSA) | 1,165 | Aug. 18, 2011, 6:22 p.m. |
| RSA: Two different keys — same ciphertext | 1,725 | Aug. 18, 2011, 2:14 p.m. |
| Not-so-Secret Message from Malawi — Part II (ECC) | 1,222 | Feb. 4, 2011, 12:26 a.m. |
| Caesar Encryption | 101 | Jan. 26, 2011, 11:50 p.m. |