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Explore the potential of physical and digital fingerprints in revolutionizing security for smart objects. Our expertise lies in micro and nano 3D and 4D printing of thin films, offering high added value and sustainability in manufacturing. Our innovative approach utilizes a high-tech paint for miniaturization, new material properties, and functional integration. With pervasive cost-effective mass production, robust devices, and eco-friendly solutions, we address challenges in smart 4.0 era industries. Join us in shaping a secure and intelligent future with cutting-edge technology.
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Security fingerprints for smart physical and digital identities Giacomo BENVENUTI, PhD CERN Workshop, 07/11/2017
Challenge: towards a smart 4.0 era MANUFACTURING 4.0 SMART GRIDS MOBILITY 4.0 3D-PRINTING INSURETECH IoT & IIoT SMART CITIES SMART SERVICES FINTECH SUPPLY CHAINS BLOCKCHAIN + AI The 4th industrial revolution is here! Smart, Reliable & Intelligent objects.
Pains and hopes… Strong issues: Growing counterfeiting Weak cyber-security Poor traceability of objects and data Lack of trust and value managementBlockchains approachReinforced trust Improved interactions between: ≠ verticals ≠ partnersBut still too many technical intrinsic limits…
Physical and digital FINGERPRINTS Identities to make object SMART! Single object identities Mass Production Physical + Digital solution Strong miniaturization Affordable costs Experimental vs model
Our expertise. Micro and nano 3D and 4D-printing of multifunctional thin films materials
Thin films FUNCTIONALITY2 FUNCTIONALITY 1 PROPERTY 2 PROPERTY 1 + PATTERNING 2 + PATTERNING 1 + LAYER 2 + LAYER 1 SUBSTRATE A high-tech paint with dimensions of 10 nm to 10 mm allowing: • Miniaturization of devices • Development of new material properties due to nano-size effects • Integration of new functionalities (value) onto a substrate HIGH ADDED VALUE More (functionalities / value / quality of life) with less(resources / eco-impact ) = Sustainability
Markets & Applications of thin films PERVASIVE COST EFFECTIVE MASS PRODUCTION Less Resources, Robust devices, Transportability
Our additive growth set-ups Stencil-mask assisted deposition Deposition on patterned substrates 3 Laser-assisted deposition Chemicals under vacuum Mask
Mask Deposition DEPOSIT AFM MEASUREMENT: 1 mm 5 mm 32 nm 0 nm MATHEMATICAL DEPOSIT SIMULATION: DEPOSIT AFM MEASUREMENT: 142 nm 5 mm 0 nm MATHEMATICAL DEPOSIT SIMULATION: 5 mm
The 4th dimension… ≠ fingerprints vs external conditions. A cryptographic key…
Cryptography functionality 9 A first wavelength w1 is shined onto the e-tag on position (x,y). A second wavelength w2 is used to shine the e-tag on same positions (x,y) Checking of I2 values authenticates information provided by main tag. The first wavelength w1 is used to shine the e-tag on (x,y) position. 1 4 8 10 3 2 5 7 11 Alphanumeric character # is associated to light intensities value fingerprint (x, y, I1). (x ,y , #) (x ,y , I1) Light intensities values I2 associated to the tag fingerprint (x, y, I2) are recorded. I2 values are totally de-correlated from I1 The second wavelength w2 is used to shine the twin e-tag on (x,y) The message is decrypted (x, y, I1) (x, y, #) 6 TWIN TAG MAIN TAG Encrypted information (x, y, I2) is transferred
Other properties available… 0 5 10 15 20 25 30 Most material properties can be modulated and patterned.
≠ LEDs Our thin film acts as a tunable color filter as a function of the wavelength. Readers External reader Integrated reader
Benchmarking Digital World Quantum cryptography Software PUF Digital 3D-Tag Physical World Better and cheaper than competitors solutions
TRL Roadmap • Equipments Available for small series • Physical ID Addressing industrial PoC • Digital ID Addressing Lab PoC • Mass Production Easy equipment upgrading Most experimental incertitude addressed Need to optimize the production process
Conclusions All competitors functionalities PhysicalDigital Overt Firewall Covert PW generators Forensic Physical Unclonable Functions Ultra-covert Cryptography Monolithically IntegratedCMOS compatible productionNew Blockchain and AI models enabled
Outlook Looking for partners: Industries / R&D Labs Co-developers Integrators Early adopters (Industrial) Venture funds Production (2 M€) Marketing + sales (3M €)
Phone : +41-(0)78 82 39 839 +33-(0)7 777 54 397 giacomo.benvenuti@abcd-technology.com Thank youfor your attention.