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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 | 1x 1x 1x 19x 19x 19x 19x 19x 3x 19x 11x 19x 5x 19x 19x 19x 19x 1x 19x 19x 19x 19x 19x 19x 19x 19x 19x 19x 19x 1x 1x 1x | /** * Core CIA types used throughout the application * * ## Business Perspective * * ### Business Impact * The types defined in this file are crucial for representing the core concepts * of the CIA triad. They are used throughout the application to ensure consistent * handling of security levels and impacts. 💼 * * ### Compliance * By defining clear and consistent types for security levels and impacts, * this file helps the application meet various compliance requirements. 📋 * * ### Risk Management * The types in this file play a key role in identifying and mitigating potential * risks by providing a structured way to represent and analyze security impacts. ⚠️ */ import { RISK_LEVELS } from "../constants/riskConstants"; /** * Represents security levels in the system */ export type SecurityLevel = "None" | "Low" | "Moderate" | "High" | "Very High"; /** * The RISK_LEVELS constant values that can be returned by risk calculation functions */ export type RiskLevel = | typeof RISK_LEVELS.CRITICAL | typeof RISK_LEVELS.HIGH | typeof RISK_LEVELS.MEDIUM | typeof RISK_LEVELS.LOW | typeof RISK_LEVELS.MINIMAL | typeof RISK_LEVELS.UNKNOWN; /** * Check if a value is a valid SecurityLevel * * @param value - Value to check * @returns True if the value is a valid SecurityLevel */ export function isSecurityLevel(value: any): value is SecurityLevel { if (typeof value !== "string") { return false; } return ["None", "Low", "Moderate", "High", "Very High"].includes(value); } /** * Format a security level string to ensure proper capitalization * * @param level - Security level string to format * @returns Formatted security level string */ export function formatSecurityLevel(level?: string): SecurityLevel | string { if (!level) { return "Unknown"; } const lowerLevel = level.toLowerCase(); switch (lowerLevel) { case "none": return "None"; case "low": return "Low"; case "moderate": return "Moderate"; case "high": return "High"; case "very high": return "Very High"; default: return "Unknown"; } } /** * Get a numeric value for a security level * * @param level - Security level to convert * @returns Numeric value (0-4) */ export function getSecurityLevelValue(level: SecurityLevel | string): number { const levels: Record<string, number> = { None: 0, Low: 1, Moderate: 2, High: 3, "Very High": 4, }; // Standardize the level format const formattedLevel = typeof level === "string" ? formatSecurityLevel(level) : "None"; return levels[formattedLevel as SecurityLevel] || 0; } /** * Convert a numeric value to a security level * * @param value - Numeric value (0-4) * @returns Security level */ export function getSecurityLevelFromValue(value: number): SecurityLevel { switch (value) { case 0: return "None"; case 1: return "Low"; case 2: return "Moderate"; case 3: return "High"; case 4: return "Very High"; default: return "None"; } } /** * Calculate overall security level from individual component levels * * @param availabilityLevel - Availability security level * @param integrityLevel - Integrity security level * @param confidentialityLevel - Confidentiality security level * @returns Overall security level */ export function calculateOverallSecurityLevel( availabilityLevel: SecurityLevel, integrityLevel: SecurityLevel, confidentialityLevel: SecurityLevel ): SecurityLevel { if ( [availabilityLevel, integrityLevel, confidentialityLevel].includes( "Very High" ) ) return "Very High"; if ( [availabilityLevel, integrityLevel, confidentialityLevel].includes("High") ) return "High"; if ( [availabilityLevel, integrityLevel, confidentialityLevel].includes( "Moderate" ) ) return "Moderate"; if ([availabilityLevel, integrityLevel, confidentialityLevel].includes("Low")) return "Low"; return "None"; } /** * Calculate risk level based on security levels * * @param availabilityLevel - Availability security level * @param integrityLevel - Integrity security level * @param confidentialityLevel - Confidentiality security level * @returns Risk level string */ export function calculateRiskLevel( availabilityLevel: SecurityLevel, integrityLevel: SecurityLevel, confidentialityLevel: SecurityLevel ): RiskLevel { // Calculate overall security level const overallLevel = calculateOverallSecurityLevel( availabilityLevel, integrityLevel, confidentialityLevel ); // Map security levels to risk levels switch (overallLevel) { case "None": return RISK_LEVELS.CRITICAL; case "Low": return RISK_LEVELS.HIGH; case "Moderate": return RISK_LEVELS.MEDIUM; case "High": return RISK_LEVELS.LOW; case "Very High": return RISK_LEVELS.MINIMAL; default: return RISK_LEVELS.UNKNOWN; } } // No need to re-export ROIEstimate, it's already exported from cia-services.ts // The conflicting export has been removed /** * CIA component type */ export type CIAComponent = "confidentiality" | "integrity" | "availability"; /** * Business impact detail structure */ export interface BusinessImpactDetail { description: string; // Changed from optional to required riskLevel: string; // Changed from optional to required annualRevenueLoss?: string; meanTimeToRecover?: string; complianceViolations?: string[]; financial?: { description: string; impact: string; annualLoss?: string; }; operational?: { description: string; impact: string; recoveryTime?: string; }; reputational?: { description: string; impact: string; }; regulatory?: { description: string; impact: string; frameworks?: string[]; }; summary?: string; } /** * Security profile containing all security levels */ export interface SecurityProfile { availabilityLevel: SecurityLevel; integrityLevel: SecurityLevel; confidentialityLevel: SecurityLevel; securityLevel: SecurityLevel; } /** * Base interface for CIA impacts */ export interface BaseImpact { level: SecurityLevel; description: string; } /** * Impact associated with the availability of the system */ export interface AvailabilityImpact extends BaseImpact { uptime: string; recoveryTime: string; } /** * Impact associated with the integrity of the system */ export interface IntegrityImpact extends BaseImpact { dataAccuracy: string; verificationSteps: string; } /** * Impact associated with the confidentiality of the system */ export interface ConfidentialityImpact extends BaseImpact { dataClassification: string; accessControls: string; } /** * Complete CIA impact model */ export interface CIAImpact { availability: AvailabilityImpact; integrity: IntegrityImpact; confidentiality: ConfidentialityImpact; } /** * Available options for each CIA pillar */ export interface CIAOptions { availability: SecurityLevel[]; integrity: SecurityLevel[]; confidentiality: SecurityLevel[]; } /** * Selected security levels for each CIA pillar */ export interface SecurityLevels { availability: SecurityLevel; integrity: SecurityLevel; confidentiality: SecurityLevel; } /** * CIA details structure */ export interface CIADetails { description?: string; impact?: string; technical?: string; businessImpact?: string; uptime?: string; mttr?: string; rto?: string; rpo?: string; recommendations?: string[]; } |