"Well-designed security systems fail gracefully."

"Not being angels is expensive"

"Technical problems can be remediated. A dishonest corporate culture is much harder to fix."

"Only amateurs attack machines; professionals target people."

"Anyone, from the most clueless amateur to the best cryptographer, can create an algorithm that he himself can't break."

"There are two kinds of cryptography in this world: cryptography that will stop your kid sister from reading your file…"

"Attacks always get better, they never get worse."

"The lesson here is that it is insufficient to protect ourselves with laws; we need to protect ourselves with mathemat…"

"A few years ago I heard a quotation, and I am going to modify it here: If you think technology can solve your securit…"

"The point of terrorism is to cause terror, sometimes to further a political goal and sometimes out of sheer hatred. T…"