Class BusinessImpactService

constructor

• new BusinessImpactService(dataProvider: CIADataProvider): BusinessImpactService

  Create a new BusinessImpactService instance

  Parameters

  • dataProvider: CIADataProvider

    Data provider for CIA options and business impact data

  Returns BusinessImpactService

  Throws

  If dataProvider is not provided

Readonlyname

calculateBusinessImpactLevel

• calculateBusinessImpactLevel(
      availabilityLevel: SecurityLevel,
      integrityLevel?: SecurityLevel,
      confidentialityLevel?: SecurityLevel,
  ): string

  Calculate business impact level based on security levels

  Evaluates the overall business impact risk by analyzing security levels across all three CIA components and determining the weakest link.

  Parameters

  • availabilityLevel: SecurityLevel

    Availability security level

  • integrityLevel: SecurityLevel = availabilityLevel

    Integrity security level (defaults to availabilityLevel if not provided)

  • confidentialityLevel: SecurityLevel = availabilityLevel

    Confidentiality security level (defaults to availabilityLevel if not provided)

  Returns string

  Business impact level description (e.g., "Critical", "High", "Moderate", "Low", "Minimal")

  Throws

  If any security level is invalid

  Example

  const impactLevel = service.calculateBusinessImpactLevel('High', 'Moderate', 'High');
  console.log(`Business impact risk: ${impactLevel}`);
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getBusinessImpact

• getBusinessImpact(
      component: CIAComponentType,
      level?: SecurityLevel,
  ): BusinessImpactDetails

  Get business impact details for a security level

  Retrieves comprehensive business impact analysis including financial, operational, and reputational impacts for a specific CIA component at a given security level.

  Parameters

  • component: CIAComponentType

    CIA component (confidentiality, integrity, availability)

  • level: SecurityLevel = ...

    Security level (defaults to 'Moderate' if not provided)

  Returns BusinessImpactDetails

  Business impact details including summary and risk levels for each impact category

  Throws

  If component or level is invalid

  Example

  const impact = service.getBusinessImpact('confidentiality', 'High');
  console.log(impact.summary);
  console.log(`Financial risk: ${impact.financial.riskLevel}`);
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getBusinessImpactDescription

• getBusinessImpactDescription(
      component: CIAComponentType,
      level: SecurityLevel,
  ): string

  Get business impact description for a security level

  Returns a human-readable description of the business impact for a specific CIA component at a given security level.

  Parameters

  • component: CIAComponentType

    CIA component (confidentiality, integrity, availability)

  • level: SecurityLevel

    Security level

  Returns string

  Business impact description string

  Throws

  If component or level is invalid

  Example

  const desc = service.getBusinessImpactDescription('availability', 'High');
  console.log(desc); // "High level of system uptime and availability..."
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getCategoryIcon

• getCategoryIcon(category: string): string

  Get category icon for business impact visualization

  Returns an icon (emoji) representing the business impact category for visual identification in reports and dashboards.

  Parameters

  • category: string

    Impact category (e.g., 'financial', 'operational', 'reputational')

  Returns string

  Icon string (emoji) for the category or '❓' if category is unknown

  Example

  const icon = service.getCategoryIcon('financial');
  console.log(icon); // '💰'
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getDetailedDescription

• getDetailedDescription(category: string, detail?: BusinessImpactDetail): string

  Get detailed description of business impact

  Parameters

  • category: string

    Impact category

  • Optionaldetail: BusinessImpactDetail

    Business impact detail

  Returns string

  Formatted detailed description

getRiskLevelFromSecurityLevel

• getRiskLevelFromSecurityLevel(level: SecurityLevel): string

  Get risk level from security level

  Parameters

  • level: SecurityLevel

    Security level

  Returns string

  Risk level