4 ms·
Wait, firewire devices are allowed to write to any address in memory they like to? How ridiculous is that? Why is there no memory protection? I wonder how to b
by captainmuon 13y ago
Wait, firewire devices are allowed to write to any address in memory they like to? How ridiculous is that? Why is there no memory protection?
I wonder how to block this... It seems like it can only write to the lower 4 GB... RAM is cheap... so add an addtional 4 GB and then modify the kernel to load everything critical above the boundary?
- nly 13y agoThe fix is to fill the FireWire port with rubber cement.
- alanh 13y agoMay be effective against casual industrial espionage, but it’s a fat lot of good that’s going to do if your computer was seized. It can’t be hard for a forensics lab to get around that particular defense! http://www.youtube.com/watch?v=ynzcUw9wv0E#t=18 http://www.youtube.com/watch?v=ynzcUw9wv0E#t=18 (where rubber cement is the leaf. just go around it!)