history: When our home was broken into I felt this way. Our home was broken into and it was so scary. I cannot imagine how scary that would be!  Were you home or away? Thankfully_comma_ we were away and nothing was taken_comma_ but our security was gone. Do you mean your security system_comma_ or do you mean that which keeps your family secure?
current: our sense of security.
next: Definitely.  Did you make any adjustments to prevent or protect yourselves after this horrific event?