What Causes a Brain Freeze. What Causes a Brain Freeze. Ice Cream Headaches Explained. If youâve gotten a headache while eating something cold too fast and imagined ice crystals forming on your brain, thatâs not what causes a brain freeze. In reality, the coldness is sending your facial capillaries and nerves into a kind of panic.
Tor is free software for enabling anonymous communication. The name is derived from an acronym for the original software project name The Onion Router. Tor directs Internet traffic through a free, worldwide, volunteer network consisting of more than seven thousand relays to conceal a user's location and usage from anyone conducting network surveillance or traffic analysis.
Originally written by Vern Paxson, Bro is an open source Unix based network monitoring framework. Often compared to a Network intrusion detection systems (NIDS), Bro can be used to build a NIDS but is much more. Bro can also be used for collecting network measurements, conducting forensic investigations, traffic baselining and more. Bro has been compared to tcpdump, Snort, netflow, and Perl (or any other scripting language) all in one. It is released under the BSD license.