Send it via an SMS (text message) - Sending a text message will take advantage of a communications medium that is not connected to voice or email systems.Call them on the phone - Often times a simple voice call is the best way to authenticate a person you know and to communicate the password without having to write it down or type it into a system.If you need to communicate an encrypted file or folder password to someone, you should: NEVER SEND THE PASSWORD WITH THE DOCUMENT TO BE SHARED These suggestions are only meant to facilitate sharing encrypted data (while still keeping most of the world out of your files and folders) and other related activities. Please note: Never share the password to your account on any system with anyone else. When it becomes necessary to communicate a password to someone who is not with you in a specific time and place, the following methods can be used. Ideally, you and your colleagues will be able to share this password in person without having to write it down. But when you need to collaborate and share encrypted files and folders, it becomes necessary to share the password with others. When encrypting files with a password, ideally you will use a strong password that you will remember and that only you know. Sharing file encryption passwords with colleagues.