Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!news-1.dfn.de!news.dfn.de!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Robert Klemme Newsgroups: comp.lang.java.programmer Subject: Re: Java class file encryption possible Date: Sat, 26 Oct 2013 13:09:36 +0200 Lines: 21 Message-ID: References: <8b5a7b31-43d9-42ee-b630-be347eac0af6@googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: individual.net ILNL0zvOgECrm8It5OlakAanFWtwt9VRRJA4ChVSrvE+IfWmY= Cancel-Lock: sha1:FAhvvgN9N49uSIbGVkKgWy3S1jY= User-Agent: Mozilla/5.0 (Windows NT 6.0; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.0.1 In-Reply-To: <8b5a7b31-43d9-42ee-b630-be347eac0af6@googlegroups.com> X-Antivirus: avast! (VPS 131026-1, 26.10.2013), Outbound message X-Antivirus-Status: Clean Xref: csiph.com comp.lang.java.programmer:26434 On 25.10.2013 11:12, Java Encryptor wrote: > Distribute java program by encrypting it and keep your source code secure. > > Java Encryptor encrypts class files into .vin files. > You will get an Java Executer (.exe) to execute the .vin (encrypted class) files. > Your source code is secure. > > Each Java Encryptor is coded with unique key combination. But still you will place the key inside the executable. I can think of a few ways of still getting at the class file data and then reverse engineering it. So how secure is this really? Cheers robert -- remember.guy do |as, often| as.you_can - without end http://blog.rubybestpractices.com/