CTF（Capture The Flag，夺旗赛）笔记和一些writeup，leetcode解法记录

02-13 12:01

#0

小白的CTF之路
记录个人做题/学习时的笔记和一些writeup，leetcode解法记录。随着时间的推移，这个仓库的目标逐渐成为收集各个CTF的writeup。目标是一直更新，直到我不打CTF的那一天（希望这天别来）
欢迎大家批评斧正以及交流分享。我尽量以纯小白的视角去记录每一道题，所以让所有人都能看懂是我的目标。如果有任何解释不够清晰或不足的地方欢迎提出疑问，我会立刻查谷歌补充ʕ •ᴥ•ʔ
打CTF最重要的就是开心了！Have fun！
长期寻找CTF搭子ᶘ ᵒᴥᵒᶅ！如果任何人有任何问题/想一起打CTF/学习的话，欢迎随时联系我！
邮箱:c0nst4llati0n@gmail.com
discord id:c0nst3llati0n
QQ号:2940630891

CTF12个子项

BUUCTF6个子项

Crypto25个子项

[AFCTF2018]花开藏宝地.md

[BJDCTF2020]easyrsa.md

[De1CTF2019]babyrsa.md

[GKCTF 2021]RRRRsa.md

[INSHack2019]Yet Another RSA Challenge.md

[MRCTF2020]Easy_RSA.md

[MRCTF2020]babyRSA.md

[NCTF2019]Keyboard.md

[NCTF2019]babyRSA.md

[NPUCTF2020]EzRSA.md

[NPUCTF2020]共模攻击.md

[RoarCTF2019]RSA.md

[RoarCTF2019]babyRSA.md

[UTCTF2020]hill.md

[watevrCTF 2019]Swedish RSA.md

[羊城杯 2020]Power.md

[羊城杯 2020]RRRRRRRSA.md

一张谍报.md

传统知识+古典密码.md

信息化时代的步伐.md

古典密码知多少.md

达芬奇密码.md

Misc3个子项

[SUCTF 2019]Guess Game.md

[安洵杯 2019]Attack.md

梅花香之苦寒来.md

Pwn37个子项

0ctf_2017_babyheap.md

[Black Watch 入群题]PWN.md

[ZJCTF 2019]EasyHeap.md

[ZJCTF 2019]Login.md

[极客大挑战 2019]Not Bad.md

axb_2019_fmt32.md

axb_2019_fmt64.md

axb_2019_heap.md

babyheap_0ctf_2017.md

bjdctf_2020_babyrop2.md

ciscn_2019_c_1.md

ciscn_2019_es_1.md

ciscn_2019_es_2.md

ciscn_2019_es_7.md

ciscn_2019_final_2.md

ciscn_2019_final_3.md

ciscn_2019_final_5.md

ciscn_2019_n_1.md

ciscn_2019_n_3.md

ciscn_2019_s_3.md

ciscn_2019_s_9.md

cmcc_simplerop.md

gyctf_2020_borrowstack.md

hitcon2014_stkof.md

hitcon_2018_children_tcache.md

hitcontraining_bamboobox.md

hitcontraining_heapcreator.md

hitcontraining_magicheap.md

hitcontraining_uaf.md

hitcontraining_unlink.md

houseoforange_hitcon_2016.md

npuctf_2020_easyheap.md

pwn1_sctf_2016.md

pwnable_start.md

roarctf_2019_easy_pwn.md

wdb2018_guess.md

Reverse21个子项

Youngter-drive.md

[2019红帽杯]childRE.md

[2019红帽杯]easyRE.md

[ACTF新生赛2020]Oruga.md

[FlareOn4]IgniteMe.md

[FlareOn6]Overlong.md

[GUET-CTF2019]number_game.md

[GWCTF 2019]babyvm.md

[GWCTF 2019]pyre.md

[GWCTF 2019]re3.md

[GWCTF 2019]xxor.md

[GXYCTF2019]simple CPP.md

[WUSTCTF2020]level4.md

[Zer0pts2020]easy strcmp.md

[安洵杯 2019]game.md

[网鼎杯 2020 青龙组]jocker.md

[网鼎杯 2020 青龙组]singal.md

Web41个子项

Ping Ping Ping.md

[0CTF 2016]piapiapia.md

[ASIS 2019]Unicorn shop.md

[BJDCTF2020]EasySearch.md

[BJDCTF2020]EzPHP.md

[BJDCTF2020]ZJCTF，不过如此.md

[BUUCTF 2018]Online Tool.md

[CISCN 2019 初赛]Love Math.md

[CISCN2019 华北赛区 Day1 Web1]Dropbox.md

[CISCN2019 华北赛区 Day2 Web1]Hack World.md

[De1CTF 2019]SSRF Me.md

[FBCTF2019]RCEService.md

[GWCTF 2019]我有一个数据库.md

[GXYCTF2019]禁止套娃.md

[GYCTF2020]Blacklist.md

[GYCTF2020]Ez_Express.md

[GYCTF2020]FlaskApp.md

[HITCON 2017]SSRFme.md

[MRCTF2020]Ezpop.md

[MRCTF2020]套娃.md

[NCTF2019]Fake XML cookbook.md

[RCTF2015]EasySQL.md

[RoarCTF 2019]Easy Java.md

[SCTF2019]Flag Shop.md

[SUCTF 2019]EasyWeb.md

[SUCTF 2019]Pythonginx.md

[SWPU2019]Web1.md

[WUSTCTF2020]朴实无华.md

[Zer0pts2020]Can you guess it.md

[安洵杯 2019]easy_serialize_php.md

[极客大挑战 2019]FinalSQL.md

[极客大挑战 2019]RCE ME.md

[网鼎杯 2020 朱雀组]phpweb.md

bestphp's revenge.md

images3个子项

Codegate Junior4个子项

GoogleCTF2个子项

20231个子项

Postviewer v2.md

20241个子项

POSTVIEWER V3.md

HackTM CTF3个子项

Crypto2个子项

Pwn1个子项

Web3个子项

Diamond Heist.md

Dragon Slayer.md

LA CTF5个子项

Crypto7个子项

chinese-lazy-theorem-1.md

chinese-lazy-theorem-2.md

greek cipher.md

one-more-time-pad.md

ravin-cryptosystem.md

rolling in the mud.md

Misc4个子项

new-challenge.md

Pwn3个子项

Reverse6个子项

finals-simulator.md

string-cheese.md

Web1个子项

PaluCTF3个子项

Simple_Crypto.zip

Writeup1个子项

ShaktiCTF1个子项

ctfshow6个子项

Crypto1个子项

g4的密码小课堂.md

Misc3个子项

你会数数吗.md

黑丝白丝还有什么丝？.md

OSINT2个子项

J某的行踪1.md

碧海蓝天.md

Web8个子项

一言既出.md

化零为整.md

小舔田？.md

我的眼里只有$.md

遍地飘零.md

images1个子项

pwn4个子项

idekCTF1个子项

srcdoc-memos.md

moectf3个子项

20226个子项

Crypto13个子项

MiniMiniBackPack.md

Weird_E_Revenge.md

不止一次.md

凯撒变异了.md

Misc5个子项

H■m■i■g.md

肥肠简单的内存取证.mem.md

Pwn7个子项

Reverse9个子项

Android Cracker.md

chicken soup.md

Web4个子项

baby_unserialize.md

支付系统.md

images16个子项

20238个子项

AI4个子项

AI入门指北.md

Crypto6个子项

factorize_me!.md

flag_exchange.md

猫言喵语.md

Forensic1个子项

坚持访问的浏览器.md

Jail1个子项

Jail Level 1-6 & Leak Level 1-2 & PyRunner!.md

Misc9个子项

building_near_lake.md

magnet_network.md

你想要flag吗.md

奇怪的压缩包.md

尊嘟假嘟？.md

狗子5 毛线球.md

Pwn5个子项

changeable shellcode.md

format_level2.md

format_level3.md

shellcode_level3.md

Reverse4个子项

Web5个子项

了解你的座驾.md

出去旅游的心海.md

20245个子项

Crypto11个子项

More_secure_RSA.md

One more bit.md

babe-Lifting.md

baby_equation.md

Misc5个子项

哦不！我的libc！.md

小小套娃.md

每人至少300份.md

Pwn13个子项

Catch_the_canary!.md

Read_once_twice!.md

VisibleInput.md

Where is fmt?.md

shellcode_revenge.md

栈的奇妙之旅.md

这是什么？GOT！.md

Reverse10个子项

moeprotector.md

Web4个子项

Re_从零开始的 XDU 教书生活.md

垫刀之路06_pop base mini moe.md

picoCTF2个子项

Pwn1个子项

Web1个子项

msfroggenerator2.md

攻防世界10个子项

1级3个子项

Misc9个子项

流量分析1.md

看到最后.md

Reverse3个子项

easyEZbaby_app.md

Web5个子项

2级5个子项

Crypto3个子项

cr4-poor-rsa.md

crypto垃圾邮件.md

Misc15个子项

Hear-with-your-Eyes.md

Hidden-Message.md

Miscellaneous-200.md

Recover-Deleted-File.md

flag_universe.md

告诉你个秘密.md

就在其中.md

Pwn2个子项

welcome_CAT_CTF.md

Reverse14个子项

Newbie_calculations.md

re-for-50-plz-50.md

re2-cpp-is-awesome.md

Web8个子项

Web_php_include.md

Web_php_unserialize.md

3级5个子项

Crypto12个子项

Decode_The_File.md

cr2-many-time-secrets.md

ecb,_it’s_easy_as_123.md

工业协议分析1.md

工控安全取证.md

Misc11个子项

Keyes_secret.md

Miscellaneous-300.md

[中等] QR1.md

challenge_how_many_Vigenère.md

互相伤害!!!.md

信号不好先挂了.md

奇怪的TTL字段.md

打开电动车.md

Pwn3个子项

反应釜开关控制.md

Reverse13个子项

Windows_Reverse1.md

Windows_Reverse2.md

re5-packed-movement.md

reverse-for-the-holy-grail-350.md

secret-string-400.md

Web8个子项

favorite_number.md

very_easy_sql.md

4级5个子项

Crypto2个子项

简单流量分析.md

Misc9个子项

Pwn12个子项

Reverse7个子项

Web6个子项

5级5个子项

6级5个子项

7级4个子项

8级4个子项

9级1个子项

images181个子项

Leetcode6个子项

笔记7个子项

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