obfuscation

Short definition from Wiktionary

Noun

1. 1
   The act or process of obfuscating, or obscuring the perception of something; the concept of concealing the meaning of a communication by making it more confusing and harder to interpret.
2. 2
   The act or process of obfuscating, or obscuring the perception of something; the concept of concealing the meaning of a communication by making it more confusing and harder to interpret: The alteration of computer code to preserve its behavior while concealing its structure and intent.
3. 3
   Confusion, bewilderment, or a baffled state resulting from something obfuscated, or made more opaque and muddled with the intent to obscure information.
4. 4
   A single instance of intentionally obscuring the meaning of something to make it more difficult to grasp.