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about

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This is the notebook of Can Ozdemir: notes on reverse engineering, systems programming and security, plus essays on money, philosophy and science.

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Roughly, the topics:

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  • reverse engineering: binaries, file formats, protocols
  • malware analysis for defenders, and the tools that help with it
  • C, x86-64 assembly, operating systems and networking
  • essays: money and banking, the world monetary order, the spirit of the age, philosophy (being, Spinoza), evolution
  • science: planets and the universe, modern science, what nature teaches engineers
  • courses under learn: computing, science, philosophy and business, with a step-by-step syllabus
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For consulting, software development, analysis or training, see services.

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Contact: ozdc@ozdc.us. PGP is preferred; the key and fingerprint are on the contact page.

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No cookies, no analytics, no third-party fonts or scripts. Nothing on this site phones home.

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© 2026 Can Ozdemir. All rights reserved.

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  • The texts, lessons, illustrations (including the ASCII art) and the design of this site are the work of Can Ozdemir and are protected by copyright.
  • You may quote short excerpts with attribution and a link to the original page.
  • Code snippets in posts and lessons may be used in your own projects. A mention is appreciated, not required.
  • Republishing whole posts or lessons, translating them, or using them commercially needs written permission: write to ozdc@ozdc.us.
  • Third-party material keeps its own licence. The typeface is Fixedsys Excelsior (licence included with the font files), extended here with Turkish letters.
  • Names of products and companies mentioned on this site belong to their owners.
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