# Breaking Bits

## Breaking Bits

- [What this gitbook is](https://breaking-bits.gitbook.io/breaking-bits/master.md)
- [Reverse Engineering](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/reverse-engineering.md)
- [Modern Vulnerability Research Techniques on Embedded Systems](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/reverse-engineering/modern-approaches-toward-embedded-research.md)
- [Remote Dynamic Blackbox Java App Analysis](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/reverse-engineering/remote-dynamic-blackbox-java-jar-analysis.md): Java Bytecode Debugging and Dynamic Instrumentation Through Eclipse
- [Emulation](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/emulation.md)
- [QEMU Usermode Tracing](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/emulation/qemu-usermode-tracing.md)
- [Building QEMU on Ubuntu](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/emulation/building-qemu-on-ubuntu.md)
- [Fuzzing with AFL](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/fuzzing-with-afl.md)
- [Automated Vulnerability Discovery](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/automated-exploit-development.md)
- [Buffer Overflows](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/automated-exploit-development/buffer-overflows.md): Using angr to find overflows
- [Analyzing Functions](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/automated-exploit-development/analyzing-functions.md): angr to analyze and trace functions
- [Automatic Exploit Generation](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/automatic-exploit-generation.md)
- [Automatic Rop Chain Generation](https://breaking-bits.gitbook.io/breaking-bits/vulnerability-discovery/automatic-exploit-generation/automatic-rop-chain-generation.md)
- [Battelle Shmoocon 2024](https://breaking-bits.gitbook.io/breaking-bits/battelle-shmoocon-2024.md)
- [Time Jump Planner](https://breaking-bits.gitbook.io/breaking-bits/battelle-shmoocon-2024/time-jump-planner.md): No ROP, no SROP, full RELRO, ASLR, DEP, no execve pwn inside of QEMU
- [Spaceheros CTF 2022](https://breaking-bits.gitbook.io/breaking-bits/spaceheros-ctf-2022.md)
- [RE: Shai-Hulud](https://breaking-bits.gitbook.io/breaking-bits/spaceheros-ctf-2022/re-shai-hulud.md)
- [UMDCTF 2020](https://breaking-bits.gitbook.io/breaking-bits/umdctf-2019.md)
- [UMDCTF 2020: Evil Santa's Mysterious Box of Treats](https://breaking-bits.gitbook.io/breaking-bits/umdctf-2019/umdctf-2019-evil-santas-mysterious-box-of-treats.md): Patching and Instruction counting towards first blood.
- [UMDCTF 2022](https://breaking-bits.gitbook.io/breaking-bits/umdctf-2022.md)
- [Tracestory](https://breaking-bits.gitbook.io/breaking-bits/umdctf-2022/tracestory.md)
- [Spaceheroes CTF 2023](https://breaking-bits.gitbook.io/breaking-bits/spaceheroes-ctf-2023.md)
- [Everything-is-wrong](https://breaking-bits.gitbook.io/breaking-bits/spaceheroes-ctf-2023/everything-is-wrong.md): Writing a debugger to side-channel out comparisons with RAX values
- [US CyberGames RE-Cruise 4](https://breaking-bits.gitbook.io/breaking-bits/us-cybergames-re-cruise-4.md): The wrong way to solve this problem
- [Interactive Firmware Emulator Usage](https://breaking-bits.gitbook.io/breaking-bits/interactive-firmware-emulator-usage.md)
- [Recreating CVE-2015-1187 in the DIR-820L](https://breaking-bits.gitbook.io/breaking-bits/recreating-cve-2015-1187-in-the-dir-820l.md): Adding Cat gifs to the DIR-820L using CVE-2015-1187 with the firmware emulator
- [Linux kernel exploit development](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development.md)
- [Setup](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/setup.md)
- [Interacting with Kernel Modules](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/interacting-with-kernel-modules.md)
- [Kernel stack cookies](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/stack-cookies.md)
- [Kernel Address Space Layout Randomization (KALSR)](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/kernel-address-space-layout-randomization-kalsr.md)
- [Supervisor mode execution protection (SMEP)](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/supervisor-mode-execution-protection-smep.md)
- [Kernel page table isolation (KPTI)](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/kernel-page-table-isolation-kpti.md)
- [Supervisor Mode Access Prevention (SMAP)](https://breaking-bits.gitbook.io/breaking-bits/exploit-development/linux-kernel-exploit-development/supervisor-mode-access-prevention-smap.md)


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on a page URL with the `ask` query parameter:
```
GET https://breaking-bits.gitbook.io/breaking-bits/master.md?ask=<question>
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.