encrypt
/ɪnˈkrɪpt/verb
with obj.
1- convert (information or data) into a cipher or code, especially to prevent unauthorized access把（信息, 数据）译成密码（或电码）。
1.1
encrypt something in
conceal information or data in something by this means给…加密。
派生词
encryption
noun词源
1950s (originally US)： from EN-1 'in' + Greek kruptos'hidden'.