Interface ISecurityMetricsService

Security Metrics Service interface

Provides security scoring and metrics calculation

interface ISecurityMetricsService {
    name: string;
    validate(input: unknown): boolean;
    handleError(error: Error): ServiceError;
    calculateSecurityScore(
        availabilityLevel: SecurityLevel,
        integrityLevel: SecurityLevel,
        confidentialityLevel: SecurityLevel,
    ): number;
    getComponentMetrics(
        component: CIAComponentType,
        level: SecurityLevel,
    ): IComponentMetrics;
    getImpactMetrics(
        component: CIAComponentType,
        level: SecurityLevel,
    ): IImpactMetrics;
    getSecurityIcon(level: SecurityLevel): string;
    getProtectionLevel(level: SecurityLevel): string;
}

Hierarchy (View Summary)

IBaseService
- ISecurityMetricsService

Implemented by

SecurityMetricsService

Index

Properties

Methods

validate handleError calculateSecurityScore getComponentMetrics getImpactMetrics getSecurityIcon getProtectionLevel

Properties

`Readonly`name

name: string

Service name for identification and logging

Methods

validate

validate(input: unknown): boolean
Validate input parameters (returns simple boolean)
Parameters
- input: unknown
  Input to validate
Returns boolean
True if valid, false otherwise
Inherited from IBaseService.validate
- Defined in types/services.ts:90

handleError

handleError(error: Error): ServiceError
Handle errors consistently across services
Parameters
- error: Error
  Error to handle
Returns ServiceError
Formatted ServiceError
Inherited from IBaseService.handleError
- Defined in types/services.ts:98

calculateSecurityScore

calculateSecurityScore(
    availabilityLevel: SecurityLevel,
    integrityLevel: SecurityLevel,
    confidentialityLevel: SecurityLevel,
): number
Calculate overall security score
Parameters
- availabilityLevel: SecurityLevel
  Availability security level
- integrityLevel: SecurityLevel
  Integrity security level
- confidentialityLevel: SecurityLevel
  Confidentiality security level
Returns number
Security score (0-100)
- Defined in types/services.ts:305

getComponentMetrics

getComponentMetrics(
component: CIAComponentType,
level: SecurityLevel,
): IComponentMetrics
Get component metrics
Parameters
- component: CIAComponentType
  CIA component type
- level: SecurityLevel
  Security level
Returns IComponentMetrics
Component-specific metrics
- Defined in types/services.ts:318

getImpactMetrics

getImpactMetrics(
component: CIAComponentType,
level: SecurityLevel,
): IImpactMetrics
Get impact metrics
Parameters
- component: CIAComponentType
  CIA component type
- level: SecurityLevel
  Security level
Returns IImpactMetrics
Impact metrics
- Defined in types/services.ts:327

getSecurityIcon

getSecurityIcon(level: SecurityLevel): string
Get security icon for a level
Parameters
- level: SecurityLevel
  Security level
Returns string
Icon string (emoji)
- Defined in types/services.ts:335

getProtectionLevel

getProtectionLevel(level: SecurityLevel): string
Get protection level description
Parameters
- level: SecurityLevel
  Security level
Returns string
Protection level description
- Defined in types/services.ts:343