codification vs encryption

codification

noun
  • The act or result of arranging something into a code; the act of setting down a body of knowledge in a systematic way. 

  • The process of precisely formulating a statement, such as a code of laws. 

encryption

noun
  • The process of obscuring information to make it unreadable without special knowledge, key files, or passwords. 

  • A ciphertext, a cryptogram, an encrypted value. Usually used with the preposition "of" followed by the value that is hidden in it. 

How often have the words codification and encryption occurred in a corpus of books? (source: Google Ngram Viewer )