Security write-ups, CTF write-ups, and projects by 0x4142.https://blog.0x4142.comhttps://blog.0x4142.com/blog/reverse-engineeringhttps://blog.0x4142.com/blog/reverse-engineeringA series that starts from C you already know and ends with you reading, debugging and cracking real x86-64 binaries.Sun, 27 Sep 2026 00:00:00 GMThttps://blog.0x4142.com/blog/reverse-engineering/what-your-compiler-madehttps://blog.0x4142.com/blog/reverse-engineering/what-your-compiler-madePulling apart the ELF file gcc builds from hello world: its header, sections, symbols, and a first look at main in assembly.Sun, 27 Sep 2026 00:00:00 GMThttps://blog.0x4142.com/blog/smashing-the-stackhttps://blog.0x4142.com/blog/smashing-the-stackHow an unchecked write overwrites a saved return address, with a working ret2win demo, and why canaries, ASLR, and NX exist.Sun, 13 Sep 2026 00:00:00 GMThttps://blog.0x4142.com/blog/hello-worldhttps://blog.0x4142.com/blog/hello-worldThe first post on 0x4142, a placeholder to replace with your own writing.Tue, 01 Sep 2026 00:00:00 GMT