| 文件 | wén jiàn | document; file; CL:份[fen4] |
| 加密 | jiā mì | to encrypt; encryption; to protect with a password |
| 联系 | lián xì | connection; contact; relation; to get in touch with; to integrate; to link; to touch |
| lián xì | variant of 聯繫|联系[lian2 xi4] | |
| 电报 | diàn bào | telegram; cable; telegraph; CL:封[feng1],份[fen4] |