In AArch64 (ARMv8-A 64-bit architecture), Pre-indexing and Post-indexing are memory addressing modes used with Load (LDR) and Store (STR) instructions. Their primary purpose is to perform Writeback: they automatically update…
Distinguishing between a pure C and a C++ executable can be achieved by examining the symbols and library dependencies of the binary file. C++ compilers employ a technique called "name…
To set up Docker on Ubuntu 25.10 (Questing Quokka), follow these steps. These instructions use the official Docker repository to ensure you get the latest version. Step 1: Uninstall Old Versions…
In a Position-Independent Executable (PIE), absolute addresses aren't "tagged" directly within the machine code. Instead, the linker creates a separate list of instructions and data locations that need fixing, and this…
Symbol Table Think of the symbol table as a directory for the "named things" within your code, like functions and global variables. When you compile a source file, the compiler creates an…
A Control Dependence Graph (CDG) and a Data Dependence Graph (DDG) are essential tools in computer science, particularly in compiler design and program analysis. They represent the dependencies between different parts of a program's code,…
Phase 1: Preparation on CentOS 7 (Source Server) First, you need to back up your data. Log in to your CentOS server via SSH. 1、Backup the DatabaseRun this command to…
ZeroTier Installation ZeroTier provides a script that detects your OS, adds the correct GPG keys and repositories, and installs the package for you. # Install curl (if missing): sudo apt…
https://www.youtube.com/watch?v=Nv92TuocnwA This talk, titled "Keynote: Perspectives on Trust in Hardware Supply Chains" [00:00] by Bunny Huang, discusses the complexities and vulnerabilities within hardware supply chains. Key points from the talk…
https://www.youtube.com/watch?v=QfUdKtkBRjA In the "Tinker Tailor LLM Spy: Investigate & Respond to Attacks on GenAI Chatbots" talk by Black Hat, Ellen Scott discusses the increasing ubiquity of Generative AI chatbots and…