fcrackzip mit Homebrew, apt, MacPorts, Nix, pacman installieren

Projektlinks

• Homepage
• Paketmanager-Seite

Befehle und Aliase

• fcrackzip
• fcrackzipinfo

Projektgeschichte

Marc Lehmann's project page says fcrackzip was written because the ZIP crackers he found were slow, limited, lacked brute-force behavior he needed, or did not provide source. The author explicitly framed it as a portable, free, fast ZIP password cracker rather than only a speed contest.

The bundled NEWS text on the official page traces the project from 0.0.1 through 1.0. Version 0.0.5 is dated August 1998, version 0.3 is dated January 2004, and version 1.0 is dated August 2008.

Adoptionsgeschichte

The official page offered source tarballs, a Windows binary built under Cygwin, and a mailing list for discussion, support, and development. The supplied package-manager metadata shows it later became a small but durable package in Homebrew, Debian/Ubuntu, MacPorts, Nix, Arch, and similar repositories.

Wie es verwendet wird

The manpage reproduced on the official site describes scanning encrypted ZIP files and trying to guess the password. Its main modes are brute force with selectable character sets and lengths, dictionary mode from a password file, optional unzip validation to reduce false positives, and benchmarking or validation modes.

It is primarily a recovery and audit utility for legacy ZIP encryption, not a general archive manager. Common package-manager use is direct CLI invocation such as brute-forcing a known-length password or testing a wordlist against a ZIP archive.

Warum Paket-Nerds sich dafür interessieren

fcrackzip is package-nerd-relevant because it is one of the long-lived small security tools that persists in Unix package collections long after upstream development slows. Its official history captures the late-1990s free-software motivation: portable C source, performance close to assembler tools, and user-modifiable cracking modes.

Zeitleiste

• 1998: 0.0.5 NEWS entry dated August 12.
• 2004: Version 0.3 released with compatibility fixes and build-system updates.
• 2008: Version 1.0 released with crash fixes and autoconf/automake updates.

Related projects

• The official page compares fcrackzip with fzc, zipcrack, and other ZIP crackers, emphasizing source availability and portability as differentiators.
• The tool also includes a cpmask method for brute-forcing CP-masked images, a feature the author described as unusual among comparable crackers.

Quellen

• https://oldhome.schmorp.de/marc/fcrackzip.html
• https://formulae.brew.sh/formula/fcrackzip