If you choose the Encrypt File Names option as well, you will be asked for password only while opening the archive. Now whenever you access these folders or files, you need to enter the same password that you set while creating the archive. You can choose appropriate encryption options and enter a password when prompted. Simply right-click the file or folder you wish to secure and choose add to archive option of your favorite compression software like WinZip, WinRar or 7-Zip. This works universally on all versions and variants of Microsoft Windows. The easiest way to encrypt files and directories is using a compression software like WinZip, WinRAR or 7-Zip. Here is a quick way to protect the files and directories: How to Easily Encrypt and Password Protect your Files and Folders The cost of sensitive information therein can outweigh the cost of the equipment. In case you lose your notebook, tablet, USB drive, or external hard disk you want to be sure that important data is always safe. For example, when you service your computer, you want to be sure that some of the important documents are not compromised in any way. It is crucial to encrypt or password protect folders and files on your computer or on flash drives.

Password protect dropbox folder