Create a WinZip compatible AES Encrypted Zip

Creates a WinZip compatible AES-encrypted .zip archive

Downloads for Windows/Linux and Install Instructions

require 'chilkat'

zip = Chilkat::CkZip.new()

#  Any string unlocks the component for the 1st 30-days.
success = zip.UnlockComponent("Anything for 30-day trial")
if (success != true)
    print zip.lastErrorText() + "\n";
    exit
end

success = zip.NewZip("/myZipDir/aes.zip")
if (success != true)
    print zip.lastErrorText() + "\n";
    exit
end

#  Set properties to indicate that the Zip should be
#  AES encrypted.

#  A value of 4 indicates WinZip compatible AES encryption.
zip.put_Encryption(4)

#  Key length can be 128, 192, or 256 bits.
zip.put_EncryptKeyLength(128)

#  Set the password for AES encryption:
zip.put_EncryptPassword("myPassword")

#  Add a directory tree to be zipped.  (The files
#  are not compressed at this point -- only references
#  to the files and directories are added to the zip object.)
recurse = true
success = zip.AppendFiles("c:/temp/a/*",recurse)
if (success != true)
    print zip.lastErrorText() + "\n";
    exit
end

#  Create the encrypted zip ("/myZipDir/aes.zip")
#  The path of the zip is what was originally passed
#  to the NewZip method (above).
success = zip.WriteZipAndClose()
if (success != true)
    print zip.lastErrorText() + "\n";
    exit
end

print "Created AES Encrypted Zip." + "\n"