The Fourth Amendment to the United States Constitution prohibits the federal government from conducting unreasonable searches and seizures. The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated.The Fourth Amendment protects us from unreasonable search and seizures of our person, our house, our papers, and our effects. The 4 th Amendment to the US Constitution guarantees freedom from unreasonable search and seizure. In general, most warrantless searches of private premises are prohibited under the Fourth Amendment, unless a specific exception applies. But cracks in the Fourth Amendment have weakened our personal security. Seizures Without Warrants. The Fourth Amendment of the U.S. Constitution protects people from random and arbitrary stops and searches. NACDL's Fourth Amendment Center offers direct assistance to defense lawyers handling cases involving new surveillance tools, technologies and tactics. New York (1980)- the warrant exception for felonies not committed in the officer's presence does not extend to making the arrest in a person's home.