discovered 03 Aug 2026
checksec
→ View on GitHubChecksec is a security analysis tool designed to evaluate the security properties of executables, including features such as Position Independent Executables (PIE), Relocation Read-Only (RELRO), stack canaries, Address Space Layout Randomization (ASLR), and Fortify Source capabilities. Originally developed in Bash and now reimplemented in Golang, it offers improved performance and supports various output formats like JSON, XML, and YAML for parsing results. The tool is especially useful for validating binary security settings on Linux systems and is adaptable for use on macOS with certain limitations.