The zipping utility also comes with a facility of password protection which maintains the security of the files.
However, sometimes it so happens that this feature turns into a nightmare if we forget the password.
Hacking a password protected zip file can be done with manypassword crackerutilities available online.
However, if you are aKali Linuxuser,password crackingbecomes that much more easy with an open-source tool calledfcrackzip.
Fcrackzipis a fastpassword crackerpartly written in assembler and available forKali Linux.
This weeds out false positives when not enough files have been given.
Thecoption lets you pick the character set, 1 here means password also be numeric.
The-poption lets you select an initial string to start brute-force attack.
Here password is abcdefgh.
If your password has small alphabets characters and length of the password is 8 digits.
If you have doubt that the password has a upper case alphabet than replace a with capital A.
If you think that your password has both upper and lower case than you could write Aa.
You have to write there Aa1.
-l 1-10 -u file_name.zip
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source: www.techworm.net
