#discrete-log CTF challenges
10 CTF challenges using discrete-log from 9 CTFs (2021–2024), 10 with writeups. Mostly Crypto (90%) and Misc (10%).
Often combined with
#diffie-hellman 2 #smooth-p-1 1 #elgamal-variant 1 #pohlig-hellman 1 #ecdlp 1 #ecc 1 #2-adic 1 #quadratic-residue 1 #binary-search-factoring 1 #rsa 1 #lsb-oracle 1 #partial-key-exposure 1 #bsgs 1 #nist-p256 1 #ecdsa 1
Challenges
Filter and sort these in the challenge browser →
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| Bits | CSAW 2021 Quals | 20.54 | Crypto | files wu 3 |
| dividing_secrets | corCTF 2021 | 24.92 | Crypto | files wu 2 |
| dhke_intro | UIUCTF 2021 | – | Crypto | files wu 2 |
| linda | Crypto 2021 | 36.00 | Misc | files wu 1 |
| yaonet | DiceCTF 2024 Quals | 54.40 | Crypto | files wu 1 |
| Clever_Thinking | UofTCTF 2024 | 23.90 | Crypto | files wu 1 |
| sequoa | hxp 2022 | – | Crypto | files wu 1 |
| gipfel | hxp 2021 | 99.41 | Crypto | files wu 1 |
| yadlp | DownUnderCTF 2021 | – | Crypto | files wu 1 |
| Z2kDH | WolvCTF 2023 | 24.33 | Crypto | files wu 1 |