---
# System prepended metadata

title: PicoCTF
tags: [PicoCTF, Book, CTF]

---

# PicoCTF
## Bad Questions
- [Easy Peasy Questions](/0Hz4ThEUQ6arCto_Yj0N6Q)
## PWN
- [two-sum:one:](https://hackmd.io/@SBK6401/rkOt9QYt2)
- [RPS:two:](https://hackmd.io/@SBK6401/ryyvT2h92)
- [babygame01:three:](https://hackmd.io/@SBK6401/rytbWvp5h)
- [x-sixty-what:three:](https://hackmd.io/@SBK6401/SyLg1u0ch)
- [babygame02:five:](https://hackmd.io/@SBK6401/HJo8cD7i3)
- [Unsubscriptions Are Free:two:](https://hackmd.io/@SBK6401/Hk-EeoEs2)
- [hijacking:three::+1:](https://hackmd.io/@SBK6401/rk9P-8Sin)
- [VNE:two::+1:](https://hackmd.io/@SBK6401/HyYzVwBon)
- [Guessing Game 1:two:](https://hackmd.io/@SBK6401/SkxoLuwoh)
- [tic-tac:two:](https://hackmd.io/@SBK6401/SkdfxW_o2)
- [buffer overflow 2:two:](https://hackmd.io/@SBK6401/HyNa8odi2)
- [flag leak:two:](https://hackmd.io/@SBK6401/ByE7M6djn)
- [ropfu:three:](https://hackmd.io/@SBK6401/ByNiapuih)
- [function overwrite:one:](https://hackmd.io/@SBK6401/S1SqsXYjh)
- [filtered-shellcode:four:](https://hackmd.io/@SBK6401/HJ0Yn79ih)
- [fermat-strings:five:](https://hackmd.io/@SBK6401/BJx0Zdijh)
- [seed-sPRiNG:two:](https://hackmd.io/@SBK6401/rkKGFHpj2)
- [SaaS:two:](https://hackmd.io/@SBK6401/HyrC1oAj3)
- [stack cache:one:](https://hackmd.io/@SBK6401/rk--Xmbh3)
- [Guessing Game 2:three::+1:](https://hackmd.io/@SBK6401/HJZMXYN2h)
- [Stonk Market:five::+1:](https://hackmd.io/@SBK6401/Bk8y3lI22)
- [Kit Engine:four::+1:](https://hackmd.io/@SBK6401/BymQzTOnh)

## Misc
- [information](/vbLnUQJHRHyrmtyvlnJC8g)
    ### General
    - [Matryoshka doll](/kQoYpsH3So-JPz28KO-d4w)
    - [MacroHard WeakEdge:two:](/Mnhl7W1VR_SFh6d-Qf7G4w)
    - [Investigative Reversing 0:two:](/yXeYzrxBSniUXseBfHj18A)
    - [like1000:two:](/kdecF90WRNC4e5mEc2UiDw)
    - [WhitePages:two:](/tlALQuvvSDiKVy3iDUsF_w)
    - [File types:two:](/_rUkiZ7RSaqVNZ6ZKRaMZw)
    - [SideChannel:three:](https://hackmd.io/@SBK6401/r1Q9ujsbT)
    ### Image Stego
    - [`tunn3l v1s10n`:four:](/5osSyOL3REqxEiFkQ6_RzA)
    - [m00nwalk:three::+1:](/rrUS4fS8QxicWvvjqziIqg)
    - [m00nwalk2:three:](/R1xBGaD9R2WlW7c5ShWx4A)
    - [c0rrupt:three:](/MrxdxC_rSyKLe-aZhnfWBA)
    - [advanced-potion-making:two::+1:](/uwox6r5hQ6St_8G-4mv1_g)
    ### Flow
    - [`Wireshark doo dooo do doo...`](/k0aPevZbT9afHteeWCMHog)
    - [Wireshark twoo twooo two twoo...:three:](/7BQpDQkdQ4ugy47s80MCRA)
    - [shark on wire 1](/UrG55SlIQPWxpHCKbpmeVw)
    - [shark on wire 2:-1:](https://hackmd.io/@SBK6401/rk69a3L02)
    - [WPA-ing Out:two:](/DzBWpSMZQ_-pruEtEujFTQ)
    - [Eavesdrop:three:](https://hackmd.io/@SBK6401/BkyhbVOuh)
    - [Trivial Flag Transfer Protocol](/oFIXMe8IQQGct5qPCSL2Yg)
    - [scrambled-bytes:four:](https://hackmd.io/@SBK6401/SJJbvimah)
    - [WebNet0:one:](https://hackmd.io/@SBK6401/HJqySDHla)
    - [Torrent Analyze:two:](https://hackmd.io/@SBK6401/BynwYfvxT)
    ### Audio
    - [Surfing the Waves:four::+1:](/VWmV-Pw3QveG4juirXvH_w)
    ### Disk
    - [Operation Oni:three:](https://hackmd.io/@SBK6401/HJTjMo0Jp)
    - [Disk, disk, sleuth! II](/rm8-i8sMSdGw-GHzHZvoYQ)
    - [Sleuthkit Intro](/cDT6ooERQF6wcoc_N5uSWg)
    - [Pitter, Patter, Platters](/qOLq8PBFTZyYHizi1qHo8A)
    - [Operation Orchid:one:](https://hackmd.io/@SBK6401/rJxPiX2Uea)
    ### Unsolved
    - More Cookies:Five:
    - Very very very Hidden:Five:



## Web
- [SQLiLite](/nH_Ip-3WSkCw1fPeuzStRA)
- [Cookies](/TDz8JcA0SBi8zX9phZaAZw)
- [Insp3ct0r](/gYsHjI-rSD6Lce-7eF6DyA)
- [Scavenger Hunt](/mKtbnF6CQbO1fkBe_ZRzAA)
- [Some Assembly Required 1](/yWXQbRckTNGXj7Y9fAZDSA)
- [Some Assembly Required 2:four:](https://hackmd.io/@SBK6401/SkXf1FRw3)
- [Some Assembly Required 3:five:❌](https://hackmd.io/@SBK6401/SyYU8hx62)
- [dont-use-client-side:one:](/kT4jElKaSaGd-EaLVrvWwA)
- [It is my Birthday:two:](/HU_Yx2EVT_m8QGSONpKNcA)
- [Most Cookies](/Y1uvZ4NaRLm9_s-89iaPxw)
- [Who are you?:two::+1:](https://hackmd.io/@SBK6401/B135SD0w2)
- [Most Cookies:three::+1:](https://hackmd.io/@SBK6401/SkMuUcCwh)
- [caas:one:](https://hackmd.io/@SBK6401/SkURP3Aw2)
- [Super Serial:four::+1:](https://hackmd.io/@SBK6401/BJhLohCv3)
- [More SQLi:three::+1:](https://hackmd.io/@SBK6401/rk8c45Udn)
- [Secrets:three:](https://hackmd.io/@SBK6401/SJp_0B1_n)
- [JAuth:two::+1:](https://hackmd.io/@SBK6401/BJv6OCLO3)
- [JaWT Scratchpad:three::+1:](https://hackmd.io/@SBK6401/rJcioJvu2)
- [Java Code Analysis!?!:four::+1:](https://hackmd.io/@SBK6401/ryHG51__2)
- [Java Script Kiddie:four:](https://hackmd.io/@SBK6401/B1ICGuUlp)

## Reverse
- [Transformation:two:](/z6qTlF95R16-inWc41cMnA)
- [ARMssembly 0:zero:](https://hackmd.io/@SBK6401/r1t0xvzF2)
- [gogo:three:](https://hackmd.io/@SBK6401/r1r88czYh)
- [Let's get dynamic:two:](https://hackmd.io/@SBK6401/SkchPlXK2)
- [OTP Implementation:three:](https://hackmd.io/@SBK6401/B1ndOJNtn)
- Rolling My Own:five:
- [Picker III:three:](https://hackmd.io/@SBK6401/HJ9zPUkp3)
- [not crypto:two:](https://hackmd.io/@SBK6401/Hk8ygPJTn)
- [Easy as GDB:two:](https://hackmd.io/@SBK6401/Sy_pD9eah)
- [Powershelly:four::+1:](https://hackmd.io/@SBK6401/Bk4F3Jzp2)
- [No way out:two::+1:](https://hackmd.io/@SBK6401/rycODLNah)
- [droids1:two::+1:](https://hackmd.io/@SBK6401/BkCHmNkxT)
- [droids3:two::+1:](https://hackmd.io/@SBK6401/HkyzemWx6)
- [droids4:three:](https://hackmd.io/@SBK6401/SJLRuNbgT)
- [asm4:four::+1:](https://hackmd.io/@SBK6401/Hyz3b_Hep)
- [Forky:three:](https://hackmd.io/@SBK6401/SyM6eEhb6)
- [Wizardlike:four:](https://hackmd.io/@SBK6401/rkrtihVM6)

## Crypto
- [Compress and Attack:four::+1:](https://hackmd.io/@SBK6401/rkPeiiHD2)
    ### Classic
    - [XtraORdinary:two:](https://hackmd.io/@SBK6401/Hy8CXT1a3)
    - [Easy Peasy](/sF5ZrzdqR2K0GFvU7vDALQ)
    - [New Caesar](/OpptlQ85TRSlI1RufAPwnQ)
    - [Sequences:four::heavy_plus_sign:](https://hackmd.io/@SBK6401/BJMRolDe6)
    ### RSA
    - [john_pollard:two:](https://hackmd.io/@SBK6401/B1VcFoTPh)
    - [Scrambled: RSA:four::+1:](https://hackmd.io/@SBK6401/Bkl4PRIw2)
    - [Very Smooth:one:](https://hackmd.io/@SBK6401/HyTTXZnPh)
    - [Mind your Ps and Qs](/0KzKNVeNQzKTpZhH4v_4Rg)
    - [Mini RSA:one:](https://hackmd.io/@SBK6401/rkTx_ffDh)
    - [NSA Backdoor:three::+1:](https://hackmd.io/@SBK6401/rJhNUcaD3)
    - [Dachshund Attacks:two:](https://hackmd.io/@SBK6401/Bk7LEmGwn)
    - [No Padding, No Problem:three:](https://hackmd.io/@SBK6401/rkcBJVfv2)
    - [corrupt-key-1:question:](https://hackmd.io/@SBK6401/ryW-8fnvh)
    - [SRA:three::+1:](https://hackmd.io/@SBK6401/ByyK0j2wn)
    - [It's Not My Fault 1:five::heavy_plus_sign:❌](https://hackmd.io/@SBK6401/ryddpejvn)
    ### DES/AES
    - [Double DES:two:](https://hackmd.io/@SBK6401/ByCe_Frv3)
    - [AES-ABC:three::+1:](https://hackmd.io/@SBK6401/rkSw4waP2)
    ### SideChannel
    - [PowerAnalysis: Part 1 / 2:four:](https://hackmd.io/@SBK6401/HyZnN02Z6)


## General Skills
- [PW Crack 4:two:](/2t6nT_GRS-SpxDXhcok2Yw)
- [mus1c:four::+1:](https://hackmd.io/@SBK6401/HJym-JAPh)
- [flag_shop:two::+1:](https://hackmd.io/@SBK6401/HkEh5eRP2)
- [Special & Specialer](https://hackmd.io/@SBK6401/B1oAx-RP3)