That question can be interpreted two ways. Do you want to hack into someone else’s private files? Or do you want to avoid a form of encryption that won’t give you much protection? Since I believe that ...
If you don’t already have a ZIP file created, you can simply select all your files, right-click on them, and select Compress to > Zip file. However, if you want to add more files to an existing zip ...
You can use TrueCrypt or special apps to encrypt your sensitive data stored on Dropbox, but for greater accessibility and reduced bandwidth consumption, another ...