As far back as antiquity though, keeping communications secret was just as important. Secret love letters, sinister plots, and covert military orders have always required a level of deniability; should they fall into the wrong hands. As communication has advanced and complexified, so too have our methods of disguising them.
![Passwords of the Past World #infographic #Passwords #Internet Passwords of the Past World](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjOZlOT3ZPRcYSfQmfFkl2NRHC1yGS9BVxEm3-NUQ2M8d1kxDUsGZRtTBn4As3TF6YApVQcZUveuWHFW_QeYA31dmi9B-baGony1Gu6poOih5t6jXpCSJCnOtLwTDUVOSBDssJ9BTpah7UY/s0/passwords-of-the-past-world-infographic.png)
Infographic by: ssls.com