I got to work from home for only a short time, until I was ordered back to the office, and for me it was a security issue. Do I access what I need I must be in

I got to work from home for only a short time, until I was ordered back to the office, and for me it was a security issue. Do I access what I need I must be in the building, I’m surprised but Google and Facebook have been so flexible with keeping work confidential.