Zenit Polar

Zenit Polar is a simple encryption system, which consists of replacing the letters of a word with their corresponding name in the name ZENIT POLAR.

How to use

Z replaces P and vice versa.
E replaces O and vice versa.
N replaces L and vice versa.
I replaces A and vice versa.
T replaces R and vice versa.

Therefore, the following sentence:

“And suddenly I realized that I was no longer driving the car consciously. I was driving it by a kind of instinct, only I was in a different dimension.” ― Ayrton Senna

Would be like this:

"Ild suddolny A toinapod rhir A wis le nelgot dtavalg rho cit celscaeusny. A wis dtavalg ar by i kald ef alsralcr, elny A wis al i daffotolr damolsael." ― Iytrel Solli

So simple, it was used in schools by students to pass notes or write in code, without adults finding out.