Prof. Neil Gershenfeld Director http://cba.mit.edu/~neilg NSF CCR-0122419

I0 Beliefs IP to leaf nodes peers don’t need servers physical identity compiled standards open standards big bits end-to-end modulation

IP to leaf nodes

peers don’t need servers

physical identity

compiled standards

open standards

big bits

end-to-end modulation

Big Bits 3x10 8 m/s / 100 m = 3x10 6 s -1 time frequency RF IR AC

End-To-End Modulation UDP, TCP IP SLIP ASCII 8N1 start stop 0 1 0 0 1 0 0 1 “ I” Δ t no numbers

Click Coding

SEA: a Scalable Encryption Algorithm for Small Embedded Applications F.-X.Standaert, G. Piret, N. Gershenfeld, and J.-J. Quisquater ECRYPT Workshop on RFID and Lightweight Crypto, Graz, Austria (July 13-15, 2005) Scalable Provable security against linear, differential cryptanalysis Provable diffusion Parallel encryption/decryption On-the-fly key derivation Space -> time tradeoff

Scalable

Provable security against linear, differential cryptanalysis

Provable diffusion

Parallel encryption/decryption

On-the-fly key derivation

Space -> time tradeoff

Protocols as Distributed Optimization IP TCP PHY layering: TCP flow control: networking: utility routes capacities (Low, Chiang, Doyle, Kelly, Maulloo, Tan, Mo, Walrand, ...)

IR RF powerline multidrop RFID bar codes mag stripe telephone telegraph IRDA Bluetooth Homeplug RS-485 ISO 18000/EPC UPC ANSI/ISO V.92 Morse Code I Ø

http://cba.mit.edu/events/04.09.I0/ end-to-end modulation interdevice internetworking

Cambridge University Press Henry Holt and Company http://cba.mit.edu/~neilg Basic Books