Caradoc is a parser and validator of PDF files written in OCaml. This is version 0.3 (beta).
Caradoc provides many commands to analyze PDFs, as well as an interactive user interface in console.
Caradoc was presented at the the third Workshop on Language-Theoretic Security (LangSec) in May 2016. More information is available on the website of the conference.
Caradoc has been originally developed at ANSSI, but new releases are not provided by the agency anymore.
Therefore, anyone who wishes to get upstream versions of the project must visit https://github.com/caradoc-org/caradoc as this page now only serves archive purposes.
ANSSI is providing the last stable commited version of concerto as an archive on this website: