Create a log
1.Open Notepad
2.On the first line, type in ".LOG" (without quotes) then press Enter for a few line.
3.Now type some text and save the file.
4.When you open the Notepad next time, it automatically adds a time/date log in the file and everytime you open the file.
Text becomes unreadable
1.Open Notepad.
2.On the first line, type in "dont eat the donut" (without quotes) then save the file. Note: the file should be one line, like the text above.
3.Now, open the same file. You'll notice the text becomes unreadable squares. (you can try this with different text with the same format and length).