Metadata equals surveillance; it's that simple.

Think of your existing power as the exponent in an equation that determines the value of information. The more power you have, the more additional power you derive from the new data.

People often represent the weakest link in the security chain and are chronically responsible for the failure of security systems.

There are two kinds of cryptography in this world: cryptography that will stop your kid sister from reading your files, and cryptography that will stop major governments from reading your files.

Why is it that we all - myself included - believe these stories? Why are we so quick to assume that the TSA is a bunch of jack-booted thugs, officious and arbitrary and drunk with power? It's because everything seems so arbitrary, because there's no accountability or transparency in the DHS.

Terrorism is a crime against the mind. We win by refusing fear.

It's frustrating; terrorism is rare and largely ineffectual, yet we regularly magnify the effects of both their successes and failures by terrorizing ourselves.