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Public Key Infrastructures and m. Commerce • Baltimore’s offerings for wireless technologies Public Key Infrastructures and m. Commerce • Baltimore’s offerings for wireless technologies

Device Revolution • 4 Mobile Phones to every PC worldwide • Huge growth in Device Revolution • 4 Mobile Phones to every PC worldwide • Huge growth in network ready PDAs

WW Internet Subscribers, 1999 -2004 Source: IDC, 2000 WW Internet Subscribers, 1999 -2004 Source: IDC, 2000

What’s Happening? • Connectivity Revolution • • • Device Revolution • • • Personal, What’s Happening? • Connectivity Revolution • • • Device Revolution • • • Personal, hand devices, rather than corporate desktop devices e-pliances, Communicators, Smartphones, Pagers Consumer Revolution • • • WCDMA, GPRS, EDGE, HSCSD, Bluetooth, WLL Wireless Application Protocol (WAP) E-Commerce now accepted, suitable for certain type of shopping Not reaching all consumers Wireless Mobile Consumer systems • • New activities not previously viable (e. g. buying tickets) Very much dependent on ease-of-use and ubiquity of cellphones

What the Analysts are Saying There will be 21. 3 million mobile data users What the Analysts are Saying There will be 21. 3 million mobile data users in the U. S. by the end of 2001. Yankee Group, Dec. 1999 About 95 percent of smart phones shipped to the United States and Western Europe in 2003 will be Wireless Application Protocol (WAP)-enabled and 70% will have Bluetooth technology. Strategy Analytics, June 1999 The number of users of browser-enabled mobile phones will soar from 1. 1 million this year to 79. 4 million in 2003, whereas Internet-capable PDA users will only increase from 5. 2 million to 12 million in the same period of time. Jupiter Communications, Nov. 1999

Securing the Wireless World Wireless e|security will extend Public Key Infrastructures to mobile users Securing the Wireless World Wireless e|security will extend Public Key Infrastructures to mobile users

WTLS Security is PKI based Wireless TLS (WTLS) Authentication - Integrity Confidentiality u u WTLS Security is PKI based Wireless TLS (WTLS) Authentication - Integrity Confidentiality u u u Encrypted Session Communications Digital Certificates for client/server authentication Data Integrity assured PKI System

Which certificates do I use for authentication? • WAP gateways/server need to provide WAP Which certificates do I use for authentication? • WAP gateways/server need to provide WAP certificates for authentication • Need to obtain WTLS certificate • Web servers use X. 509 • the same ones they use today • Mobile users use X. 509 • Wireless PKI X. 509 Mobile User WTLS WAP Gateway X. 509 Web Server

Baltimore Telepathy Product Suite • Baltimore Telepathy WAP Security Toolkit • Baltimore Telepathy WAP Baltimore Telepathy Product Suite • Baltimore Telepathy WAP Security Toolkit • Baltimore Telepathy WAP Security Gateway • Baltimore Telepathy WAP Certificate Authority • Baltimore Telepathy WAP Certificates • Baltimore Telepathy PKI Registration System • Baltimore Telepathy PKI Validation System • Baltimore Telepathy Digital Signature Toolkit

Baltimore Telepathy WAP Solution Baltimore Telepathy WAP Solution

Conclusion • Public Key Infrastructures can be extended to protect and enable mobile commerce Conclusion • Public Key Infrastructures can be extended to protect and enable mobile commerce • A centralized security infrastructure reduces the cost of managing security