EncryptShell

EncryptShell is a lightweight application that will integrate into the shell menu for quickly encrypting or decrypting files and folders.
If you right click on text file with your private document or if you have a sensitive data like username and password or another sensitive data, you will save to text file with using Notepad fast for later a sort all sensitive data to another safe place
Now only right click on saved text file and enter a password and simply push "Encrypt" button and now all data will be encrypted in this text file.
And when you later transfer all data from text file to a safe place you can right click on text files again and chose "Encrypt/Decrypt" from menu for show up Encrypt dialog box and enter same password you used when you encrypted last time but now you chose button "Decrypt".