The only thing that went through my mind when I saw “SEC” was Securities and Exchange Commission.
I don't know if you saw my post. I proposed Secure Electronic Communications (test), concerning his secure access to the router he was using, and supported that view with:
Defend B720... could be a reference to Sandy Bridge - codename for the microarchitecture used in the "second generation" of the Intel Core processors, a very high performance processor {used in servers}. As to the '1A', perhaps that is a model variation; there is a server designation 1P.