“The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.”
Amendment IV United States Constitution
In the event a court rules that police have gathered evidence against you illegally based on the 4th Amendment protections listed above, that evidence can not be used to convict you. What is this principle known as?