Buy parts and run your own firewall/dns setup to drop anything odd.
Its honestly the only way to be "sure" if worry about a manufacturer doing that sort of thing. It won't be perfect but the odds of someone targeting you for hardware spyware is prettttttttty low. And most manufacturers of comp enthusiast parts know its suicide to do it mass-market like that.
Its honestly the only way to be "sure" if worry about a manufacturer doing that sort of thing. It won't be perfect but the odds of someone targeting you for hardware spyware is prettttttttty low. And most manufacturers of comp enthusiast parts know its suicide to do it mass-market like that.