Aim of the NetFlow-pfSense® tutorial
While the Listening cases in the heart of the Internet network (Snowden case, Prism, French Big Brother, Echelon...) are brought to daylight, we thought it would be interesting to consider THE protocol which without a doubt came in to play for the collecting of network information... Indeed if the tools used to enable a semantic analysis of network frames were most likely customely developed by different intelligence agencies, the NetFlow protocol probably came in to play at least for the frame collecting. Read more