Entropy
๐Ÿท๏ธ Tags
๐Ÿ’ป Profile
profile_image
Entropy
Konkuk Univ.
PWN / Web3
๐Ÿ”Ž Search
๐Ÿ“‚ All Posts
๐Ÿ™ƒ MISC
Securing ML Model at the Edge with ARM TrustZone and TF-M

Securing ML Model at the Edge with ARM TrustZone and TF-M

Jun 22, 2025

Our company's core AI model, developed with immense time and cost, has been deployed worldwide, installed on thousands, even tens of thousands, of devices. What if someone opens a device and copies the entire memory, stealing the model?

TrustZone
AI
๐Ÿ™ƒ MISC
ARM TrustZone and TF-M์„ ์‚ฌ์šฉํ•œ Edge์—์„œ์˜ ๋จธ์‹ ๋Ÿฌ๋‹ ๋ชจ๋ธ ๋ณดํ˜ธ

ARM TrustZone and TF-M์„ ์‚ฌ์šฉํ•œ Edge์—์„œ์˜ ๋จธ์‹ ๋Ÿฌ๋‹ ๋ชจ๋ธ ๋ณดํ˜ธ

Jun 22, 2025

์ˆ˜๋งŽ์€ ์‹œ๊ฐ„๊ณผ ๋น„์šฉ์„ ๋“ค์—ฌ ๊ฐœ๋ฐœํ•œ ์šฐ๋ฆฌ ํšŒ์‚ฌ์˜ ํ•ต์‹ฌ AI ๋ชจ๋ธ์ด ์ˆ˜์ฒœ, ์ˆ˜๋งŒ ๊ฐœ์˜ ๋””๋ฐ”์ด์Šค์— ์„ค์น˜๋˜์–ด ์„ธ์ƒ์— ๋ฐฐํฌ๋˜์—ˆ๋‹ค. ๋ˆ„๊ตฐ๊ฐ€ ๊ธฐ๊ธฐ๋ฅผ ์—ด์–ด ๋ฉ”๋ชจ๋ฆฌ๋ฅผ ํ†ต์งธ๋กœ ๋ณต์‚ฌํ•ด๊ฐ€ ๋ชจ๋ธ์„ ํ›”์นœ๋‹ค๋ฉด?

TrustZone
AI
๐Ÿ™ƒ MISC

(STM32MP2) โ€˜Hello Worldโ€™ Encryption/Decryption in ARM Trustzone

Apr 16, 2025

TrustZone
๐Ÿ› System Hacking Info

TRX CTF 2025 - PWN - free the monsters (heap, exit_handler o.w.)

Mar 3, 2025

System Security
WriteUp
Heap
๐Ÿฆ€ Rust

Rust Basic - async, await, Future, tokio, async-std

Feb 15, 2025

Programming
๐Ÿ› System Hacking Info

Pwnable - HITCON CTF 2014-stkof write-up

Feb 10, 2025

System Security
Heap
WriteUp
๐Ÿ› System Hacking Info

Pwnable - pwnable.kr - AEG

Feb 10, 2025

WriteUp
System Security
BOF
๐Ÿฆ€ Rust

Rust Basic - crate, mod, use, panic!

Feb 8, 2025

Programming
โ›“๏ธ Blockchain

Tornado Cash circom analysis

Feb 4, 2025

Blockchain
Crypto
ZeroKnowledgeProof
๐Ÿฆ€ Rust

Rust Basic - String, Slice, Result, Option, unwrap, ? operator

Feb 1, 2025

Programming
๐Ÿฆ€ Rust

Rust Basic - Ownership, References/Borrowing , Struct, Enum, Match

Jan 25, 2025

Programming
โ›“๏ธ Blockchain

DLT(Distributed Ledger Technology)

Jun 17, 2024

Blockchain
โ›“๏ธ Blockchain

Consensus Mechanisms(PoS, PoW, Byzantine Fault Tolerance)

Jun 17, 2024

Blockchain
๐Ÿ› System Hacking Info

mmap, munmap

May 16, 2024

System Security
๐Ÿ› System Hacking Info

ptmalloc2

May 16, 2024

System Security
๐Ÿ› System Hacking Info

PLT, GOT

May 16, 2024

System Security
๐Ÿ› System Hacking Info

๋™์  ๋งํฌ, ์ •์  ๋งํฌ

May 16, 2024

System Security
๐Ÿ› System Hacking Info

cdecl, sysv ํ•จ์ˆ˜ ํ˜ธ์ถœ ๊ทœ์•ฝ

May 16, 2024

System Security
๐Ÿ› System Hacking Info

๋ ˆ์ง€์Šคํ„ฐ ์šฉ๋„์™€ ์‹œ์Šคํ…œ ์ฝœ

May 16, 2024

System Security
๐Ÿ› System Hacking Info

ํ”„๋กœ์„ธ์Šค ๋ฉ”๋ชจ๋ฆฌ ๊ตฌ์กฐ

May 16, 2024

System Security
๐Ÿ”’ Crypto Info

Password์™€ Hash

May 16, 2024

Crypto
๐Ÿ› System Hacking Info

ARM Architecture์˜ ๋ชจ๋“œ, ๋ ˆ์ง€์Šคํ„ฐ

May 16, 2024

Architecture
๐Ÿฉธ CVE

CVE-2024-33844

May 16, 2024

CVE
๐Ÿ‘พ Reversing

Angr code gagdet - ์ถœ๋ ฅ๊ฐ’์œผ๋กœ avoid/find ํ•˜๊ธฐ

Apr 10, 2024

Tool
๐Ÿ‘พ Reversing

Angr code gagdet - register๋กœ initial state ์ •ํ•˜๊ธฐ

Apr 10, 2024

Tool
๐Ÿ‘พ Reversing

Angr code gagdet - stack frame ํ˜•์„ฑํ•˜๊ธฐ

Apr 10, 2024

Tool
๐Ÿ‘พ Reversing

Angr code gagdet - memory์— ๋ฒกํ„ฐ ๋ณ€์ˆ˜ ์ €์žฅํ•˜๊ธฐ

Apr 10, 2024

Tool
๐Ÿ‘พ Reversing

Angr code gagdet - Dynamic memory allocation ๊ตฌํ˜„ํ•˜๊ธฐ

Apr 10, 2024

Tool
๐Ÿ› System Hacking Info

TFC CTF 2023 - diary

Aug 2, 2023

WriteUp
System Security
BOF
๐Ÿ› System Hacking Info

TFC CTF 2023 - easyrop

Aug 2, 2023

WriteUp
System Security
BOF
๐Ÿ› System Hacking Info

TFC CTF 2023 - notes

Aug 2, 2023

WriteUp
System Security
BOF
๐Ÿ› System Hacking Info

_IO_FILE์„ ์ด์šฉํ•œ Libc addr leak

Aug 2, 2023

System Security
๐Ÿ› System Hacking Info

_IO_FILE Arbitrary Address Read

Aug 2, 2023

System Security
๐Ÿ› System Hacking Info

Imaginary CTF 2023 - ret2win

Jul 26, 2023

System Security
WriteUp
BOF
๐Ÿ› System Hacking Info

Imaginary CTF 2023 - ret2lose

Jul 26, 2023

System Security
WriteUp
BOF
๐Ÿ™ƒ MISC

Imaginary CTF 2023 - Perfect Picture

Jul 26, 2023

WriteUp
๐ŸŒ Web Hacking Info

Imaginary CTF 2023 - Blank

Jul 26, 2023

Web Security
WriteUp
๐Ÿ› System Hacking Info

zer0pts CTF 2023 - aush

Jul 19, 2023

System Security
WriteUp
BOF
๐Ÿ‘พ Reversing

zer0pts CTF 2023 - decompile me

Jul 19, 2023

WriteUp
BOF
Crypto
๐Ÿ› System Hacking Info

Amateurs CTF 2023 - rntk

Jul 19, 2023

System Security
WriteUp
BOF
๐ŸŒ Web Hacking Info

Amateurs CTF 2023 - latek

Jul 19, 2023

Web Security
WriteUp
๐Ÿ› System Hacking Info

Amateurs CTF 2023 - permissions

Jul 19, 2023

System Security
WriteUp
Shellcode
๐Ÿ”’ Crypto Info

CRYTO CTF 2023 - Did it!

Jul 12, 2023

Crypto
WriteUp
๐Ÿ”’ Crypto Info

CRYTO CTF 2023 - Suction

Jul 12, 2023

Crypto
WriteUp
๐Ÿ”’ Crypto Info

CRYTO CTF 2023 - blue office

Jul 12, 2023

Crypto
WriteUp
๐Ÿ’ป Profile
Entropy
Konkuk Univ.
PWN / Web3
๐ŸŒŸ Project
๐Ÿ’ฌ Contact
Github
E-mail
Linkedin