😊
🙂
😄
😃
😀
🔒 is the emoji of a lock. It usually represents meanings such as locking, security, confidentiality, and restricted access. For example, it can be used when indicating that a certain file or area is locked to prevent unauthorized access, and it can also be used to symbolize the concept of protecting secrets or privacy, etc.
The file encryption is completed 🔒.
This private space needs to be locked up 🔒.