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Marc Grégoire, DRDC Ottawa Luc Beaudoin, Bologik Inc.
Visualisation for Network Situational Awareness in Computer Network Defence Marc Grégoire, DRDC Ottawa Luc Beaudoin, Bologik Inc.
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Outline Network as a battlespace Need for Network SA
Joint Network Defence & Management System (JNDMS) JNDMS Challenges Visualisation Integration into COP
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Networks are critical assets to Canadian Forces Operations
Assure network services in support of operations GCCS HRMS, FMAS, CFSSU Defend network during operations Vs hackers Vs virus Vs technical failures
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The network as a Battlespace
Avenues of Approach CND CNE Firewall & Guard Intrusion Sensor Ref: LCol R. Knight, CFIOG, DND Land, Sea and Air activities are predicated increasingly on networks An attack on a network can dramatically upset operations. Currently, it is difficult and time consuming to understand the effect of a network attack on the mission and to plan an appropriate response. Must maintain network situational awareness
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Network Situational Awareness
Knowing the level of threats and the current status of all network assets supporting military operations. IT Infrastructure (circuits, hardware, software) Defensive posture; Security events (C, I, A, etc) ; Military Operations; Interdependencies.
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Fight the Networks Operational Command Network Operations Centre IT
Service Desk Network Control Computer Incident Response Team
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Mission/Role Operational Command Network Operations Centre IT Service
Peace Keeping; Search and Rescue; Assistance to civil power; NORAD; NATO; For operational IT systems: “Fight the Networks” Preserve Confidentiality; Maintain Integrity; Assure Availability. Network Operations Centre IT Service Desk Network Control Computer Incident Response Team Provide user with 1st line IT support; Assure quality of IT service to the users. Maintain connectivity; Monitor network performance; Network security monitoring; Intrusion detection; Intelligence analysis;
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Information Types Operational Command Network Operations Centre IT
Resources Priorities IT services Supporting ops Locations Schedule Operational Command ALL TYPES Network Operations Centre IT Service Desk Network Control Computer Incident Response Team Trouble tickets Users Hosts Locations Applications Host Status (Up/Down) Links usage Circuits/Topology Locations IP addresses Ports Host Locations Vulnerabilities Attack signatures
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Example: Inputs resulting from events
Operational Command Network Operations Centre IT Service Desk Network Control Computer Incident Response Team 3 users report that a military Web site providing weather maps is not responding. Monitoring tool alerts of sudden surge in traffic on a base Local Area Network (LAN). Intrusion detection system alerts of intensive scanning activities on a subnet.
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IT Service Desk View IT SD
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Network Control View NetCon
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CIRT View CIRT
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NOC View 3 users report that a military Web site providing weather maps is not responding. Monitoring tool alerts of sudden surge in traffic on a base LAN. Intrusion detection system alerts of intense scanning activities on a subnet. NOC So what ?
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Operational Command View
Option 1: Silos information report : SERVICES: 3 users report that a military Web site providing weather maps is not responding.; PERFORMANCE: Monitoring tool alerts of sudden surge in traffic on a base LAN. SECURITY: Intrusion detection system alerts of intense scanning activities on a subnet. OR Option 2: Integrated information report: IMPACT: Weather services to all deployed ships is inaccessible. CAUSE: One vulnerable IIS server infected by SQLSlammer worm. Infected server is scanning surrounding hosts to propagate the worm. This scanning activity creates a denial of service for all servers on subnet. Cmd
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How to get option 2, and quicker?
Integrate data IT infrastructure Security events Military operations Common source of information to achieve Network Situational Awareness at the NOC and to answer the “So what?” Improve decision making Faster (option space Vs time) Quality (support risk acceptance option) Prioritize NOC
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Sharing Share with the NOC sub-units to improve their own processes by giving them more context. Tactical decisions may require strategic level information. Let others look at it in a way meaningful to them (UDOP: User Defined Operating Picture) NOC
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Joint Network Defence & Management System (JNDMS)
This is a high level view of the JNDMS concept. There are 3 types of input data. The first one is security events data. This could include alerts from network intrusion detection systems, alerts from network managements tools, and intelligence reports. The second type is military operations data. This is data on operations and their associated IT services and assets. The third type of input data is IT infrastructure data. This is the topology and the configuration. The integration creates contextual data inside of the JNDMS. The output is network situational awareness, which is knowledge used for decision support.
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JNDMS Visualisation Challenges
Filtering/aggregating/tailoring Real-time display requirements? Battle tempo in cyberspace could be fast Logical and geospatial views Correlate cyber events and physical events Display defensive posture Symbology Displaying interdependencies Large volume of data Historical data
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JNDMS Integration of data Data correlation Data presentation
DRDC, Impact assessment tool DRDC, JNDMS Concept document
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Contributing to Ops Commander’s COP
Cmd Should we? We think so! How? Sharing data: Requires compatible data sets. C2IEDM? Possibly, needs extension. How to display? Does it imply geospatial map? (not always relevant, symbology, clutter issue) Need to capture reliance of military operations on cyber assets. At what level of details? Export snapshot of NOC view e.g. a separate window in COP 21
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Questions?
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