The term 'made secure' can be broken down into two crossword solutions: 'LOCKED' (6 letters) and 'ICED' (4 letters). 'LOCKED' is a term used to describe the physical security of an object, such as a door or window, which has been secured with a lock. 'ICED' is a term used to describe the process of encrypting data, making it unreadable to anyone without the correct key. Both terms are used to describe the process of making something secure.