Concerns Over Aggressive Electronic Device Searches at US Borders and Securing Mobile Phones

The article addresses concerns about aggressive interrogation of electronic devices at US borders and the securing of mobile phones. It discusses methods for deleting data from phones to make them unrecoverable, including files and photos. The factory reset is examined, along with the question of whether it permanently erases data or if the data remains recoverable. The article also mentions the management of encryption keys and the availability of deleted files after the phone is restarted. Information is requested for both iPhones and Android phones, emphasizing that these concerns are not limited to the United States.