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Commands  / Password Attacks  / fcrackzip

fcrackzip

Crack password-protected ZIP files.

KaliParrotLinuxmedium

pkg: fcrackzip

fcrackzip brute-forces or dictionary-attacks ZIP archive passwords offline.

Syntax

fcrackzip -u -D -p {wordlist} {file.zip}

Example

fcrackzip -u -D -p rockyou.txt secret.zip

Dictionary-attacks the ZIP and verifies (-u) candidate passwords.

Options & flags

What each switch does. Toggle them in the builder below to assemble a command.

-uVerify/unzip with each guess (avoids false positives).
-DDictionary mode.
-p <rockyou.txt>Wordlist (or starting string for brute).
-bBrute-force mode.
-c <a1>Charset for brute-force (a=alpha,1=num).

Command builder

Tick options (and fill any values) to build a ready-to-copy command.

fcrackzip

Usage examples

fcrackzip -u -D -p rockyou.txt secret.zip

Dictionary-attack a ZIP.

fcrackzip -u -b -c a1 -l 1-6 secret.zip

Brute-force 1-6 char alphanumeric.

Advantages
  • Fast ZIP cracking
  • Brute + dictionary modes
Disadvantages
  • ZIP only
  • Strong AES-ZIP resists
Tags
#zip#cracking

Official docs: fcrackzip ↗

Related commands

John the Ripper

Versatile offline password hash cracker.

pdfcrack

Recover passwords from PDF files.

Frequently asked questions

What is fcrackzip used for?
fcrackzip brute-forces or dictionary-attacks ZIP archive passwords offline.
What is an example fcrackzip command?
A common example is: fcrackzip -u -D -p rockyou.txt secret.zip — Dictionary-attacks the ZIP and verifies (-u) candidate passwords.
Is fcrackzip part of Kali Linux?
Yes. fcrackzip ships with Kali Linux (and Parrot OS). If missing, install it with: sudo apt install fcrackzip.
What category of security tool is fcrackzip?
fcrackzip is a Password Attacks tool with a medium-risk profile when run against a live target.

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