Challenges
88 challenges in family ⊕ crypto:number-theory ✕ clear · browse all techniques
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| The_Deterministic_Fog | KubSTU 2026 | 24.83 | Crypto | files wu 1 |
| r3ticket | R3CTF 2026 | 35.95 | Misc | files wu 1 |
| oneline6ryp7o | SekaiCTF 2026 | 79.25 | Crypto | files wu 1 |
| D | VuwCTF 2026 | 25.00 | Crypto | files wu 1 |
| concord | VuwCTF 2026 | 25.00 | Crypto | files wu 1 |
| McFlagChecker | LA 2025 | – | Reverse | files wu 1 |
| man_vs_matrix | x3ctf 2025 | – | Crypto | files wu 1 |
| I_Like_McDonalds | BackdoorCTF 2024 | – | Crypto | files wu 1 |
| Honey | Crypto 2024 | 65.62 | Misc | files wu 1 |
| Melek | Crypto 2024 | 65.62 | Misc | files wu 1 |
| winter | DiceCTF 2024 Quals | 54.40 | Crypto | files wu 3 |
| Without_a_Trace | UIUCTF 2024 | – | Crypto | files wu 1 |
| 100_Degrees | UMassCTF 2024 | 43.10 | Misc | files wu 2 |
| TagSeries3 | WolvCTF 2024 | 35.25 | Crypto | files wu 1 |
| Not_So_Smooth | 1337UP 2023 | 24.23 | Crypto | files wu 1 |
| PRSA | BackdoorCTF 2023 | – | Crypto | files wu 1 |
| Did_it | Crypto 2023 | 59.60 | Misc | files wu 1 |
| Fractional_Flag | Cryptoverse 2023 | 24.52 | Crypto | files wu 1 |
| Knapsack_vs_Backpack | Cryptoverse 2023 | 24.52 | Crypto | files wu 1 |
| babynotrsa | IrisCTF 2023 | 24.59 | Crypto | files wu 1 |
| guess-the-bit | LA 2023 | – | Crypto | files wu 3 |
| ForgeMe_2 | NahamCon 2023 | 34.82 | Crypto | files wu 1 |
| fastrology | PlaidCTF 2023 | 100.00 | Crypto | files wu 1 |
| Diffecientwo | SekaiCTF 2023 | 24.86 | Crypto | files wu 1 |
| Noisier_CRC | SekaiCTF 2023 | 24.86 | Crypto | files wu 1 |
| Noisy_CRC | SekaiCTF 2023 | 24.86 | Crypto | files wu 1 |
| RSA | Srdnlen 2023 | 24.17 | Crypto | files wu 1 |
| mimikyu | zer0pts 2023 | 52.62 | Reverse | files wu 1 |
| BinomialWays | 1337UP 2022 | 22.49 | Crypto | files wu 2 |
| Wordle | BYUCTF 2022 | – | Web | files wu 1 |
| starter_ecc | Crypto 2022 | 48.20 | Misc | files wu 1 |
| Poly321 | HeroCTF 2022 | 51.22 | Crypto | files wu 1 |
| ss_puzzle | LINE 2022 | – | Crypto | files wu 2 |
| Merkle-Derkle | PatriotCTF 2022 | 24.52 | Crypto | files wu 1 |
| insufficient | SECCON 2022 Quals | 97.90 | Crypto | files wu 1 |
| pqpq | SECCON 2022 Quals | 97.90 | Crypto | files wu 1 |
| Diffecient | SekaiCTF 2022 | 24.86 | Crypto | files wu 1 |
| FaILProof | SekaiCTF 2022 | 24.86 | Crypto | files wu 1 |
| mac-master | TJCTF 2022 | – | Crypto | files wu 1 |
| shares | TetCTF 2022 | 36.72 | Crypto | files wu 1 |