File formats Reverse Engineering, for educational / documentation / self-learning purposes.

• 2018 : Describing the Canon Raw v3 (CR3) file format
• 2017 : Usage de la cryptographie par les formats d'archives ZIP, RAR et 7z, MISC #92
• 2013 : Protection des mots de passe par Firefox et Thunderbird : analyse par la pratique
• 2012 : Mécanisme de contrôle d'authenticité des photographies numériques dans les réflexes Canon
• 2010 : playing with my DSLR firmware and reversed most of the picture authentication scheme
• 2008 : Canon RAW v2. (well, I bought a 450D ;-) Digital Photography RAW format). No portable code, ... today.
• 2007 : byo2bmp.c, no public release for copyright reasons. (proprietary bitmap compression. NOT encrypted. Based on partial existing format description).
  Other open source implementations are available on Internet.
• 2006 : unmo3 (proprietary score/samples compression, x86)
• 1999 : ADFlib (Amiga filesystem library and documentation)
• 1992 : computer music format and replay (Amiga, 68000, Paula chip).
  See UADE for a CPU/Audio-Chip/API level emulation and WinUAE for a complete hardware emulation.
• 1989 : UVK (Amiga viruses, 68000)
• 1986 : filesystem of the C64/C128, I lost the notes, and this was already available in books I found later.
• 1972 : process(self.DNA[]) ...

Also Amiga File formats.