主张公开全部固件镜像

No. The opposite: make all firmware images public. They can be dumped anyway. Your best bet is getting more eyes on them. Open source everything, the code is not a moat. Obfuscation is even dumber today.引用 @matthew_d_green: I hate to say this because it goes against everything I believe in. But people are going to need to take down public firmware images for critical infrastructure, like yesterday.