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#DevoxxFR
IoT, la transformation
d’internet par la frugalité
Xavier Raffin @xavierraffin
1
#DevoxxFR 2
A network expert ;-)
#DevoxxFR 3
I’m Open
#DevoxxFR
Peter Hintjens 1962 - 2016
4
#DevoxxFR
A Framework for distributed computing
5
“These clouds of tiny machines talk to each other, all the time,
over short-range wireless links using the Internet Protocol. They
create mesh networks, pass information and tasks around like
nervous signals.”
“Think of clouds of tiny smart and perhaps self-
replicating machines surrounding every person,
filling every space”
“Some people use the phrase the ‘Internet of Things’ "
#DevoxxFR
Secret Life of Wifi :
6
“The future is clearly wireless”
Why Mesh Isn't Here Yet ?
“IEEE 802.11s : Devices talk to
each other directly”
#DevoxxFR
Secret Life of Wifi :
7
“The future is clearly wireless, and while many big businesses live by concentrating
data in their clouds, the future doesn't look quite so centralized.”
“Trust us, we're the experts”
Why Mesh Isn't Here Yet ?
#DevoxxFR
Topology
8
#DevoxxFR
Topology & OSI model
9
#DevoxxFR
Peer 2 peer & entropy
1
0
#DevoxxFR
How to be low ?
1
1
#DevoxxFR
Spectrum saturation
1
2
#DevoxxFR
How to be very low ?
1
3
#DevoxxFR
How to be very very low ?
1
4
#DevoxxFR
A “centralized” architecture
1
5
#DevoxxFR
Mobile Security
1
6
HSM
#DevoxxFR
Shared Secret
1
7
#DevoxxFR
Content diversification
1
8
How to encrypt a
single bit ?
0 or 1
That is the
question ?
#DevoxxFR
Internet History
1
9
#DevoxxFR
Internet History
2
0
#DevoxxFR
Decentralized History
2
1
#DevoxxFR
Decentralized History
2
2
#DevoxxFR
Quite Centralized History
2
3
#DevoxxFR
End of Penury ?
2
4
#DevoxxFR
Centralized History
2
5
NTP
#DevoxxFR
Centralized History
2
6
DNS
#DevoxxFR
Roaming
2
7
Operator A / Operator B deal
- contractual
- commercial
- financial
- technical
#DevoxxFR
“Roaming” & Centralization
2
8
one network
#DevoxxFR
Conclusion
2
9
#DevoxxFR
Conclusion
3
0
#DevoxxFR
Thanks
31
Xavier Raffin @xavierraffin

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IoT, la transformation d'internet par la frugalité