AES File Encrypt by PNaCl sandbox. So safely. Encrypt mode is CBC. Key is derived by PBKDF2. It is convenient to transfer in internet. Because you can recommend this software for sandbox. PNaCL ToraTora can't access local disk on your PC. Chrome apps with no special privileges can accsess http file. But don't worry, I will not access http file.
PNaCL is Portable Version of Native Client developed by Google. Native Client is program code that run on virtual pc created by Browser. Important thing,this virtual pc is sandbox. And therefore,we can run program code which is downloaded in internet, safely.
License Information :
Openssl (4-clause BSD license & Apache License Version 1.0)
Openssl is No Warranty.
Copyright (c) 1998-2011 The OpenSSL Project
Copyright (c) 1995-1998 Eric A. Young, Tim J. Hudson
All rights reserved.
Even if damaged by the use of PNaCL ToraTora, it does not take any responsibility.