Bogdan Deac
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  • Bogdan Deac

Bogdan Deac

Sep 27, 2021

Clinchetul dulce de taste,
Scroll-uri lungi, pe pagini vaste,
Lucrurile astea-mi plac
Și la inimă sunt leac.

Nu mai spun de monitoare,
Ultrawide, stand de picioare,
Căști hifi cu super bass
De pe cap să nu le las.

Iar mireasma de cafea
Mângâie inima mea.
Toate câte le-am numit
Mă fac foarte fericit.

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Linker drops

Linker drops

Some notes about linkers, targeting ELF, Linux and C/C++. Basics * A linker is a computer program. It takes one or more object files and combine them into a single executable, library or other object file. * An object file is generated by a compiler or an assembler and is composed
Feb 20, 2023 5 min read
Hands-on: Exploit RISC-V CPU using Return-Oriented Programming

Hands-on: Exploit RISC-V CPU using Return-Oriented Programming

In a previous article, I’ve described a step-by-step Return-Oriented Programming (ROP) attack on RISC-V CPU architecture from a theoretical point of view. In this one, I will present a practical attack on a RISC-V CPU deployed on an FPGA. At the end of this article, you will know: * how
Feb 1, 2023 15 min read
Reverse Debugging and other stories

Reverse Debugging and other stories

Debugging can be very hard A bug is an undesired state that makes our system behave in a wrong manner. The symptom can be a crash, a wrong result, an unintended operation, etc. In most cases, the bugs are discovered based on symptoms. However, to solve them we have to
Aug 18, 2022 16 min read
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