DownUnderCTF/Challenges_2022_Public
GitHub: DownUnderCTF/Challenges_2022_Public
DownUnderCTF 2022官方题库与题解合集，涵盖区块链、Web、Pwn、Crypto、逆向、取证等全类别安全挑战。
Stars: 249 | Forks: 35
# blockchain
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| --------------------------------------------------------- | ----------- | ---------- | ------------- |
| [Solve Me](./blockchain/solve-me) | @bluealder | beginner | round 1 |
| [Crypto Casino](./blockchain/crypto-casino) | joseph#8210 | easy | round 2 |
| [Secret and Ephemeral](./blockchain/secret-and-ephemeral) | @bluealder | medium | round 1 |
| [Private Log](./blockchain/private-log) | @bluealder | hard | round 1 |
| [EVM Vault Mechanism](./blockchain/evm-vault-mechanism) | joseph#8210 | hard | round 1 |
# web
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ---------------------------------------------------------- | ----------- | ---------- | ------------- |
| [helicoptering](./web/helicoptering) | hashkitten | beginner | round 1 |
| [Treasure Hunt](./web/treasure-hunt) | Crem#2193 | easy | round 1 |
| [no-symlink](./web/no-symlink) | hashkitten | easy | round 1 |
| [noteworthy](./web/noteworthy) | joseph#8210 | easy | round 1 |
| [dyslexxec](./web/dyslexxec) | JZT | easy | round 2 |
| [sqli2022](./web/sqli2022) | hashkitten | medium | round 1 |
| [Uni of Straya - Part 1](./web/university-of-straya-part1) | ghostccamm | medium | round 2 |
| [Uni of Straya - Part 2](./web/university-of-straya-part2) | ghostccamm | medium | round 2 |
| [Uni of Straya - Part 3](./web/university-of-straya-part3) | ghostccamm | hard | round 2 |
| [minimal-php](./web/minimal-php) | hashkitten | hard | round 1 |
# DFIR
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ---------------------------------------------------------------- | ------------------------ | ---------- | ------------- |
| [doxme](./dfir/doxme) | donfran#1306 | beginner | round 1 |
| [Shop-Logging for what?](./dfir/shop-logging-for-what) | Conletz#5420 | easy | ? |
| [Shop-Setup&Disclaimer](./dfir/shop-setup-disclaimer) | Cake#4096 & Conletz#5420 | easy | round 1 |
| [Shop-I'm just looking!](./dfir/shop-im-just-looking) | Cake#4096 | easy | round 1 |
| [ogres are like onions](./dfir/ogres-are-like-onions) | emily | easy | round 2 |
| [Shop-Knock Knock Knock](./dfir/shop-knock-knock-knock) | Cake#4096 | easy | round 1 |
| [DFIR Investigation 1](./dfir/dfir-investigation-1) | keebs#2222 | medium | round 2 |
| [Shop-Oi! Get out of there!](./dfir/shop-oi-get-me-out-of-there) | Cake#4096 | medium | round 1 |
| [DFIR Investigation 2](./dfir/dfir-investigation-2) | keebs#2222 | hard | round 2 |
# pwn
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ---------------------------------------- | ------------ | ---------- | ------------- |
| [babyp(y)wn](./pwn/babypywn) | joseph#8210 | beginner | round 1 |
| [p0ison3d](./pwn/p0ison3d) | sradley#1448 | easy | round 2 |
| [ezpz-pwn](./pwn/ezpz-pwn) | joseph#8210 | easy | round 1 |
| [login](./pwn/login) | joseph#8210 | easy | round 1 |
| [pac](./pwn/pac) | joseph#8210 | medium | round 1 |
| [low-level web](./pwn/low-level-web) | sradley#1448 | medium | round 2 |
| [kv_db](./pwn/kv-db) | joseph#8210 | medium | round 1 |
| [optimal vee ate](./pwn/optimal-vee-ate) | sradley#1448 | hard | round 1 |
| [just-in-kernel](./pwn/just-in-kernel) | sradley#1448 | hard | round 1 |
| [family tree](./pwn/family-tree) | grub#6058 | hard | round 2 |
# crypto
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ----------------------------------------------------------------------------------- | ----------- | ---------- | ------------- |
| [baby arx](./crypto/baby-arx) | joseph#8210 | beginner | round 1 |
| [rsa interval oracle i](./crypto/rsa-interval-oracle-i) | joseph#8210 | easy | round 1 |
| [oracle for block cipher enthusiasts](./crypto/oracle-for-block-cipher-enthusiasts) | joseph#8210 | easy | round 1 |
| [cheap ring theory](./crypto/cheap-ring-theory) | joseph#8210 | medium | round 1 |
| [rsa interval oracle ii](./crypto/rsa-interval-oracle-ii) | joseph#8210 | medium | round 1 |
| [time locked](./crypto/time-locked) | joseph#8210 | medium | round 2 |
| [rsa interval oracle iii](./crypto/rsa-interval-oracle-iii) | joseph#8210 | hard | round 2 |
| [faulty arx](./crypto/faulty-arx) | joseph#8210 | hard | round 1 |
| [rsa interval oracle iv](./crypto/rsa-interval-oracle-iv) | joseph#8210 | hard | round 2 |
| [1337crypt v3](./crypto/1337crypt-v3) | joseph#8210 | hard | round 2 |
| [kyber±](./crypto/kyber) | joseph#8210 | hard | round 1 |
# misc
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| --------------------------------------------------- | ------------------ | ---------- | ------------- |
| [discord](./misc/discord) | NoSurf#3704 | beginner | round 1 |
| [twitter](./misc/twitter) | Crem#2193 | beginner | round 1 |
| [not a pyjail](./misc/not-a-pyjail) | hashkitten | easy | round 2 |
| [Rage!](./misc/rage) | Yo_Yo_Bro | easy | round 1 |
| [Jimmy Builds a Kite](./misc/jimmy-builds-a-kite) | BootlegSorcery | easy | round 2 |
| [Land Down Under](./misc/land_down_under) | Pix#3196 | easy | round 1 |
| [Intern Tries Blender](./misc/intern-tries-blender) | pix | easy | round 2 |
| [last digit](./misc/last-digit) | hashkitten, joseph | easy | round 1 |
| [Slash Flag](./misc/slash-flag) | Solopie#0530 | easy | round 1 |
| [I C U PHP](./misc/i-c-u-php) | todo#7331 | medium | round 1 |
| [file magic](./misc/file-magic) | joseph#8210 | medium | round 2 |
| [battlesweeper](./misc/battlesweeper) | joseph#8210 | hard | round 1 |
# survey
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ----------------------- | ------ | ---------- | ------------- |
| [Survey](./misc/survey) | DUCTF | beginner | round 3 |
# OSINT
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ------------------------------------------------------ | ----------- | ---------- | ------------- |
| [Honk Honk](./osint/honk-honk) | NoSurf#3704 | easy | round 1 |
| [Bridget Returns!](./osint/bridget-returns) | Yo_Yo_Bro | easy | round 1 |
| [Pre-Kebab Competition](./osint/pre-kebab-competition) | NoSurf#3704 | easy | round 2 |
| [Bird's eye view!](./osint/birds-eye-view) | Yo_Yo_Bro | easy | round 2 |
| [Does It Fit My CTF?](./osint/does-it-fit-my-ctf) | NoSurf#3704 | easy | round 1 |
| [This Takes Me Back](./osint/this-takes-me-back) | NoSurf#3704 | easy | round 1 |
# rev
| 挑战名称 | 作者 | 难度 | 发布轮次 |
| ---------------------------------------------------------- | ----------- | ---------- | ------------- |
| [source provided](./rev/source-provided) | joseph#8210 | beginner | round 1 |
| [js lock](./rev/js-lock) | joseph#8210 | easy | round 1 |
| [Legit App Not Ransomware](./rev/legit-app-not-ransomware) | NoSurf#3704 | easy | round 1 |
| [ezpz-rev](./rev/ezpz-rev) | joseph#8210 | easy | round 1 |
| [Clicky](./rev/clicky) | NoSurf#3704 | medium | round 1 |
| [xva](./rev/xva) | joseph#8210 | medium | round 2 |
| [click the flag](./rev/click-the-flag) | joseph#8210 | medium | round 2 |
| [artisan](./rev/artisan) | hashkitten | hard | round 1 |
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