Classical Crypto Essay

2462 Words Oct 2nd, 2015 10 Pages
Homework 3( Classical Crypto)

1. The text I took for analysis is
“It’s harder to imagine, but the “always connected, always on” model of computin g may also have to go. Not for everything—it seems likely that commercial sites w ill stay up, as will social networks and email services. It is much harder to attack sy stems that are disconnected or off. Physical and network separation may not be p erfect—contamination can still spread through bad code or data—but it’s an addit ional layer of isolation. (Of course, a 3G connection to the CPU may be harder to h alt.)Physical approaches can certainly go beyond connections between computers
. Physical security has its own problems, and the ubiquity of recording devices ma kes “wearing
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