safeguard
/ˈsæfɡɑːrˌd/; /ˈsæfɡˌwɑːrd/Definitions
1. noun
a measure or device intended to prevent or mitigate harm or injury
“The government implemented safeguards to protect the environment from pollution.”
2. verb
to protect or provide a means of protection for something or someone
“The company will safeguard its customers’ personal data with state-of-the-art encryption.”
3. verb
to make something safe or secure
“The authorities will safeguard the area from potential threats.”