To Protect with Courage, To Serve with Compassion. Core1 Security Services provides Private Security Services, here is a sample of services C1SS provides: Uniformed Armed and Unarmed Security Guard Services, Plainclothes Executive protection, Special event security Loss Prevention Detail, and CCTV monitoring. Here at C1SS, we pride ourselves to be able to provide exceptional customer service to our clients and guests. Please don’t hesitate about protecting yourselves and your assets. Contact us today for a consultation. We are looking forward to speaking with you about the services we can provide.