Police in Carrick and Larne have been carrying out patrols and vehicle checkpoints paying particular attention to ATMs and commercial premises.
The operation follows a spate of ATM machine thefts recently.
A PSNI spokesperson has urged the community to report any suspicious activity.
“This information can be vital in helping us protect our community.
“Also a quick reminder for builders and contractors to keep diggers and machinery locked up and out of sight.”