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This is the lightning talk presented by @xme and @senseizeon at BruCON 0x05 about the deployed network.
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The BruCO”NSA”Network
“How we take care of your packets”
Topology
• Radio P2P Link to theInternet
• Public VLAN
• Private VLAN (Crew,Speaker, Apps)
Topology
Our C&C
Numbers• 100 MBits up/down
• 11 AP’s
• 5 switches
• 60.303.633 packets captured yesterday
• Peak up to 65 Mbits/s
• Since BruCON 0x01, ~1 KM of CAT-5 cables
• ...a lot of Clubmate and 0xC0FFEE
Visibility“A network is like milk on a stove, you need to keep
an eye on it all the time”
Visibility
Fun VS. Legal
• BruCON is considered as an ISP from the .be law point of view
• We keep:MAC|Timestamp|SrcIP|SrcPort|DstIP|DstPort
• “Due diligence” principle
Wall of Sheep
Wall of Sheep
• 25 unique passwords sniffed (up to now!)
• Avg length: 6.8 characters
Protocols Countssnmp 2034http 82ftp 27pop 17
Malware Tracking
All your packets are belong to us...
Thank You!
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