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DECISION Group Inc.

DECISION Group Inc. Mediation Device for Internet Access Provider. Decision Group www.edecision4u.com. What is Lawful Interception. A legally sanctioned official access to private communications of specific targets through telephone calls e-mail messages …

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DECISION Group Inc.

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  1. DECISION Group Inc.

  2. Mediation Device for Internet Access Provider Decision Group www.edecision4u.com

  3. What is Lawful Interception • A legally sanctioned official access to private communications of specific targets through • telephone calls • e-mail messages • … • A security process: through which a communication service provider collects and provides law enforcement with intercepted communications of private individuals or organizations.

  4. What Challenges to Current LI • Based on old telecom network of voice analog technology without support of new IP technology • All batch job task without quick response to immediate events • LI result report acquired one or two days later because of batch processing tasks • Only on voice and email without on the scope of many other popular online services • Cyber crime rings rely on 60% on voice • and email and 40% on other social media, • instant message, and interactive tools… Current Out-of-Date LI Technology cannot Mitigate the Risk of Attacks from Crime Rings

  5. New Criteria for Lawful Interception Standard Integrated Lawful Interception Solutions from Decision Group • For both Telecom and Network Environment • Compliant with ETSI or CALEA Standards • Getting IP packet data stream from Telecom and Internet Service Providers • Decoding as many protocols as possible • Data retention capability for long term tracking and reporting • Easy to deploy and manage with high security control

  6. Regulators Correspondent Mediation Vendors Collection Vendors Interception Vendors Service Providers Scenario and Actors for LI Interception interface target Handover interface Monitor

  7. Interception Vendors Mediation Vendors Collection Vendors ETSI Lawful Interception Model IIF: Internal interception Function INI: Internal Network Interface HI1: Administraive Information HI2: Intercept Related Information HI3: Content of Communication HI1 Administration function Intercept related information (IRI) HI2 Network Internal Functions IRI Mediation function Content of Communication (CC) HI3 Content Mediation function IIF INI LEMF NWO/AP/SvP Domain

  8. Crime Investigation Cycle with LI Investigator Court GSN Target Provision Warrant Management Presentation IP Data -Control Plane -User Plane Core Router Interception & Filtering BRAS Decoding & Reconstruction Deep Content Inspection Delivery AAA LI Plane @ LEA LI Plane @ ISP

  9. Wired IAS PassiveInterception

  10. Wired IAS Active Interception

  11. Wireless 3G Passive Interception

  12. iMediatior • System Spec －Target Type • ISP account/RADIUS • CPE MAC address/RADIUS • IP address • MSISDN/GTP-C － Packet Pre-processing • GTP-C, GTP-U, RADIUS…. － Interception Adaptor • Passive Sniffing: DG certified IP Probe • Active Filtering : BRAS,GGSN,HA,MME,SGW,PGW － Data Delivery • Proprietary Handover Interface:DGHI • ETSI Handover interface: ETSI TS 102 232-1/3 － Capacity per Server (HP DL380 G8) • Max 300active interception session Target Provision Interception & Filtering Delivery

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