0 -b path
--temp-path path Use the directory given by path for the temporary zip file.
0 -d
--decrypt Decrypt encrypted entries (copy if given wrong password).
0 -h
--help Show a short help.
0 -L
--license Show software license.
0 -O path
--output-file zipfile Write output to new archive zipfile, leaving original archive as is.
0 -q
--quiet Quiet operation. Suppresses some informational messages.
0 -v
--version Show version information.
The -d option is used to decrypt encrypted entries in the zipfile.
zipcloak uses original zip encryption which is considered weak.
Note: The encryption code of this program is not copyrighted and is put in the public domain. It was originally written in Europe and can be freely distributed from any country including the U.S.A. (Previously if this program was imported into the U.S.A, it could not be re-exported from the U.S.A to another country.) See the file README.CR included in the source distribution for more on this. Otherwise, the Info-ZIP license applies.