> For the complete documentation index, see [llms.txt](https://gitbook-88.gitbook.io/ctf-writeup/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook-88.gitbook.io/ctf-writeup/2019.md).

# 2019

- [2019 AuroraCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-auroractf.md)
- [Check In](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-auroractf/check-in.md)
- [Welcome to Aurora](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-auroractf/welcome-to-aurora.md)
- [ez LFI](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-auroractf/ez-lfi.md)
- [ssti](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-auroractf/ssti.md)
- [2019 Hackergame](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-hackergame.md)
- [签到题](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-hackergame/qian-dao-ti.md)
- [信息安全 2077](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-hackergame/xin-xi-an-quan-2077.md)
- [达拉崩吧大冒险](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-hackergame/da-la-beng-ba-da-mao-xian.md)
- [网页读取器](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-hackergame/wang-ye-du-qu-qi.md)
- [2019 RoarCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-roarctf.md)
- [Easy Calc](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-roarctf/easy-calc.md)
- [2019 极客大挑战](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan.md)
- [Secret File](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/secret-file.md)
- [LoveSQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/lovesql.md)
- [Knife](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/knife.md)
- [PHP](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/php.md)
- [Http](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/http.md)
- [Upload](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/upload.md)
- [BuyFlag](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/buyflag.md)
- [BabySQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/babysql.md)
- [FinalSQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/finalsql.md)
- [RCE ME](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/rce-me.md)
- [EasySQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/easysql.md)
- [HardSQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ji-ke-da-tiao-zhan/hardsql.md)
- [2019 SUCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-suctf.md)
- [check in](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-suctf/check-in.md)
- [EasyWeb](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-suctf/easyweb.md)
- [EasySQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-suctf/easysql.md)
- [2019 ZJCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-zjctf.md)
- [NiZhuanSiWei](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-zjctf/nizhuansiwei.md)
- [2019 CISCN](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn.md)
- [\[华北赛区\]Hack World](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-bei-sai-qu-hack-world.md)
- [\[华北赛区\]ikun](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-bei-sai-qu-ikun.md)
- [\[华东南赛区\]Web11](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-dong-nan-sai-qu-web11.md)
- [\[华北赛区\]Dropbox](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-bei-sai-qu-dropbox.md)
- [\[总决赛\]Easyweb](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/zong-jue-sai-easyweb.md)
- [\[初赛\]Love Math](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/chu-sai-love-math.md)
- [\[华北赛区\]CyberPunk](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-bei-sai-qu-cyberpunk.md)
- [\[华东南赛区\]Double Secret](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-ciscn/hua-dong-nan-sai-qu-double-secret.md)
- [2019 强网杯](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-qiang-wang-bei.md)
- [高明的黑客](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-qiang-wang-bei/gao-ming-de-hei-ke.md)
- [随便注](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-qiang-wang-bei/sui-bian-zhu.md)
- [2019 GXYCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gxyctf.md)
- [禁止套娃](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gxyctf/jin-zhi-tao-wa.md)
- [BabyUpload](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gxyctf/babyupload.md)
- [Ping Ping Ping](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gxyctf/ping-ping-ping.md)
- [BabySQli](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gxyctf/babysqli.md)
- [2019 安洵杯](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-an-xun-bei.md)
- [easy\_web](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-an-xun-bei/easy_web.md)
- [easy\_serialize\_php](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-an-xun-bei/easy_serialize_php.md)
- [2019 De1CTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-de1ctf.md)
- [SSRF Me](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-de1ctf/ssrf-me.md)
- [2019 ASIS](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-asis.md)
- [Unicorn shop](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-asis/unicorn-shop.md)
- [2019 GWCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gwctf.md)
- [我有一个数据库](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gwctf/wo-you-yi-ge-shu-ju-ku.md)
- [枯燥的抽奖](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-gwctf/ku-zao-de-chou-jiang.md)
- [2019 PwnThyBytes](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-pwnthybytes.md)
- [Baby\_SQL](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-pwnthybytes/baby_sql.md)
- [2019 BSidesCF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-bsidescf.md)
- [Kookie](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-bsidescf/kookie.md)
- [Sequel](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-bsidescf/sequel.md)
- [2019 FBCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-fbctf.md)
- [RCEService](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-fbctf/rceservice.md)
- [2019 CSCCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-cscctf.md)
- [FlaskLight](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-cscctf/flasklight.md)
- [2019 HarekazeCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-harekazectf.md)
- [encode\_and\_encode](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-harekazectf/encode_and_encode.md)
- [2019 SWPU](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-swpu.md)
- [Web1](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-swpu/web1.md)
- [2019 RootersCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-rootersctf.md)
- [I\_＜3\_Flask](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-rootersctf/i_-3_flask.md)
- [2019 NCTF](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-nctf.md)
- [SQLi](https://gitbook-88.gitbook.io/ctf-writeup/2019/2019-nctf/sqli.md)