How to set up a CSIRT in an print - FIRST · Quality Report (Act) How to set up a CSIRT in an ITIL...

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How to set up a CSIRT in an ITIL driven organization Christian Proschinger Raiffeisen Informatik GmbH

Transcript of How to set up a CSIRT in an print - FIRST · Quality Report (Act) How to set up a CSIRT in an ITIL...

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How to set up a CSIRT in an ITIL driven organization

Christian ProschingerRaiffeisen Informatik GmbH

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Introduction R-IT CERT Idea Introduction to ITIL Example Vulnerability Management Lessons Learned

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Outside of Europe:• China

• Südafrika •Kasachstan

Raiffeisen Informatik Group27 Locations3,000 EmployeesTurnover 2009: 1.2 Billion Euro40 years experience

IT Services IT Operations Outsourcing Security Services Client Management IT & Software Consulting Output Services

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Security Competences at Raiffeisen Informatik

Department Information Security Management Information Security Management System ISO 27001 Focus on Risk Management

Department Security Competence Center Founded 2005 Headquarter of Raiffeisen Informatik CERT Austria Penetration Testing

Responsible person/team for each Business Service as well as foreach Technical Component

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General Situation

Large scale IT organization have to be standardized and to be compliant IT Infrastructure Library Business process maps ISO 27001 COBIT

CSIRT Customized services for constituency Guidelines helpful but generic

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General Situation

IT Infrastructure Library Best practice library De-facto standard

76 % of organizations align IT Service Management to ITIL* Popular processes Incident Management Service Desk Incident Management Process

Problem Management Information Security Management

*IT Service Management Studie MATERNA

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What are the implications of ITIL concerning setting up a CSIRT operate a CSIRT

Questions

ITIL driven organizationCSIRT

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Introduction to IT Infrastructure Library 5 Core publications Service strategy Service design Service transition Service operation Continual service improvement

Target is an IT alignment to business processes

Source: ITIL v3 The official Introduction to the Service Lifecycle: TSO (OGC); 2007

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Service Strategy

Service DesignService Design TransitionTransition IT OperationsIT Operations Service ImprovementService ImprovementService StrategyService Strategy

Management of: Service Catalog Service Level Capacity Availability IT Service Continuity Information Security Supplier

Strategy development Service Portfolio

Management Financial Management Demand Management

Planning and Support Service Asset and

Configuration Mgmt Chance Mgmt Release and Deployment

Mgmt Service Validation &

Testing Evaluation Knowledge Mgmt

Event Management Incident Management Problem Management Request Fulfillment Access Management

Service Reporting 7-Step

Improvement process

quality improvement Service

Measurement

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Example Vulnerability Management

Information(Plan)

Countermeasure(Do)

Audit(Check)

Information Security Management Process ISO 27001:2005 Deming Cycle (Plan-Do-Check-Act)

CSIRT can produce added value Economies of scale Quality

Report(Act)

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Example Vulnerability Management

Vulnerability Management != Patch Management TRUE Workarounds Configuration issues Design issues Functional patches

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Example Vulnerability Management

Report Information Security

Management

Information Input

Penetration Tests –CSIRT Service triggered by Information Security Management

Security Advisories – CSIRT Service

Service Desk

CountermeasureProblem Management

Problem Tickets: Penetration Testing measures, Less critical vulnerabilities

Incident ManagementHigh critical vulnerabilities

AuditVulnerability

Scanning – CSIRT Service

PLANPLAN DODO CHECKCHECK ACTACT

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Patch Management: affected ITIL Processes

Financial Management

COST CONTROL

Service DesignService Design TransitionTransition IT OperationsIT Operations Service ImprovementService ImprovementService StrategyService Strategy

Service Level Management: costumer relations interface

Review of infrastructure requirements

Continuity Management to minimize impacts

Risk assessment Vulnerability

Management process

Planning and Support Service Asset and

Configuration Mgmt Change Mgmt Release and Deployment

Mgmt Service Validation &

Testing Evaluation Knowledge Mgmt

Incident Management: patch (critical)

Problem Management: patch, root problem search

Service Reporting Service Measurement

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Lessons Learned

Vulnerability Management != Patch Management Incident != Security Incident Service Strategy Utility Warranty USP Constituency

Service Design Information Security Management

ISO 27001:2005 good preparation for FIRST accreditation (Site Visit) Information Security Management System Define clear „interfaces“ Use the experience of your ISM Team Easy way to achieve “separation of duties”

Service Operation Incident Management: Service Desk

Process can be easily adopted for security incident management Problem Management: Good way to implement penetration test measures

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Summary

Considering ITIL offers advantages Important processes

Incident Management Problem Management Information Security Management ISO 27001:2005 provides a good basis

Maybe a possibility to set up the process of CSIRTs easier

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Thank you for your attention!

Raiffeisen Informatik GmbHLilienbrunngasse 7-9 A-1020 Wien

T +43 1/99 3 99 - 0 F +43 1/99 3 99 - 1100 E [email protected]

www.raiffeiseninformatik.at