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Robert Xiao

Robert Xiao

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  • Hacking
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  • Research
  • Hacking
  • Download CV
  • Email Me

Category: Hacking

Besides research, I like to get involved in a variety of side-projects, such as digital capture-the-flag (CTF) contests and hobby programming. Here are some highlights.

  • [Hexacon 2022] Solving the Hexacon CTF Challenge

    CTF Writeups, Hacking
  • [SSTIC 2022] Solving the 6-Part SSTIC 2022 CTF Challenge

    CTF Writeups, Hacking
  • [UTCTF 2022] SnECCanography

    CTF Writeups, Hacking
  • [TSG 2021] Catastrophe – OCaml Exploitation

    CTF Writeups, Hacking
  • [Pwn2Win 2021] Ethernet from Above

    CTF Writeups, Hacking
  • [SSTIC 2021] Solving the 5-Part SSTIC Challenge

    CTF Writeups, Hacking
  • Cryptanalysis of the Sarah2 Pen-and-Paper Cipher

    Hacking
  • Dragon Sector 2019 CTF

    [DSCTF 2019] CPU Adventure – Unknown CPU Reversing

    CTF Writeups, Hacking
  • [CyBRICS 2019] Construction – “Zero-day” in iproute2 ss

    CTF Writeups, Hacking
  • [DEFCON 2018] Doublethink – 8-Architecture Assembly Polyglot

    CTF Writeups, Hacking
  • LocationSmart API Vulnerability

    Hacking
  • [Insomni’hack 2017] encryptor – reverse engineering

    CTF Writeups
  • Thank you Mario! But our princess is in another castle!

    [BCTF 2016] Knurd – Linux/Windows Exploitation

    CTF Writeups
  • Provided transcript of the Hyper-RSA system in action

    [BCTF 2016] Hyper RSA

    CTF Writeups
  • A man holding a QR code

    [MMA 2015] QR Code Recovery

    CTF Writeups
  • A picture of Alewife station.

    [BKP 2015] Alewife – Binary 400 Writeup

    CTF Writeups
  • A picture of a Boston subway train

    [BKP 2015] Kendall – Binary 300 Problem

    CTF Writeups
  • A plane taking off from an airport

    [BKP 2015] Airport – Crypto 500 Writeup

    CTF Writeups
  • Mushrooms from Wonderland

    [BKP 2015] Wonderland – Crypto 600 Writeup

    CTF Writeups
  • A geometric, square house

    [GitS 2015] Edgy – Programming 300 Writeup

    CTF Writeups
  • Part of a 2048 grid

    Writing a 2048 AI

    Hacking
  • Screenshot of the Agrippa code program, with some debug spew

    Cracking the Agrippa Code

    Hacking

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