My mums 2013 solution for digital security....

If your workplace has been assessed and determined to be at a low level of risk, the following method is recommended to ensure no one can see your passwords or what you're typing:

    
  
For a moderate level of risk, this method ensures no one can see your passwords, what you're typing, or which website you're visiting..... 

    
  
For a high level of risk, this method ensures ultimate security: 
  

Be safe out there people.