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hikaro_
// hikaro · operator

hikaro_

Reverse engineer working in C, C++ and assembly. Static and dynamic analysis of binaries, kernel internals, firmware, and the occasional CTF. This site is the public log.

  • C / C++
  • reverse eng
  • exploit dev
  • ctfs
breaking: kernel anti-cheat & firmware bootloaders· cert pursuit: OSCP
// primary
reverse engineering
static + dynamic analysis
// languages
C / C++ / ASM
x86_64 · ARM64
// focus
low-level systems
kernel · firmware · anti-cheat
// output
writeups
published as completed
0+
writeups queued
0+
ctf machines
0
tools in arsenal
0+
years in re
// research focus

active domains

kernel anti-cheat

Static + dynamic analysis of commercial protection layers.

  • syscall hook analysis
  • integrity check bypass
  • user/kernel boundary
firmware analysis

Extracting and rehosting embedded bootloaders, mapping memory layouts.

  • bootloader extraction
  • memory map reconstruction
  • secure-boot chains
exploit development

Modern mitigations shaped by technique. Each primitive documented end-to-end.

  • heap exploitation
  • ROP chain building
  • browser exploitation
// featured

writeups

view all →
HTB

Heap exploitation walkthrough

Publication pending. First writeups drop after the editorial pass — each one is reviewed end-to-end before it goes live.

Hard
publication queued
Research

Kernel driver reversing primer

Publication pending. First writeups drop after the editorial pass — each one is reviewed end-to-end before it goes live.

Insane
publication queued
VulnHub

Firmware bootloader analysis

Publication pending. First writeups drop after the editorial pass — each one is reviewed end-to-end before it goes live.

Medium
publication queued
// approach

Read the disassembly. Verify the assumption. Write it down so the next person starts ahead.

// signal

Coordinated disclosure, reverse engineering engagements, research collaboration.

Encrypted comms preferred. PGP fingerprint is in the footer of every page.

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