This document defines the comprehensive security architecture for SAM, designed to provide robust protection while maintaining the user-friendly interface and transparent operation principles established in the SAM specifications. Security is implemented as an invisible layer that protects users without requiring technical knowledge.
- Zero User Configuration: Security works automatically without user setup
- Transparent Operation: Users aren't burdened with security decisions
- Smart Defaults: Maximum protection enabled by default
- Progressive Security: Advanced options available when needed
- Local-First Processing: Sensitive operations performed locally when possible
- Minimal Data Collection: Only collect data necessary for functionality
- User Control: Clear controls for data sharing and storage
- Encryption Everywhere: All data encrypted at rest and in transit
- Multiple Security Layers: No single point of failure
- Proactive Protection: Prevent attacks before they occur
- Adaptive Response: Security measures adjust to threat levels
- Continuous Monitoring: Real-time threat detection and response
class SecurityManager: ObservableObject {
@Published var securityStatus: SecurityStatus = .protected
@Published var threatLevel: ThreatLevel = .low
@Published var activeProtections: [SecurityProtection] = []
private let encryptionManager: EncryptionManager
private let accessControlManager: AccessControlManager
private let threatDetectionEngine: ThreatDetectionEngine
private let privacyManager: PrivacyManager
func initialize() async throws {
// Initialize security systems silently
try await setupEncryption()
try await configureAccessControls()
try await startThreatMonitoring()
try await enablePrivacyProtections()
// Update security status
await updateSecurityStatus()
}
private func setupEncryption() async throws {
// Set up encryption for all data automatically
try await encryptionManager.initializeEncryption()
// Enable database encryption
try await encryptionManager.enableDatabaseEncryption()
// Configure API communication encryption
try await encryptionManager.configureAPIEncryption()
}
private func configureAccessControls() async throws {
// Set up automatic permission management
try await accessControlManager.initializePermissionSystem()
// Configure tool access controls
try await accessControlManager.setupToolPermissions()
// Enable sandbox security
try await accessControlManager.enableSandboxSecurity()
}
private func startThreatMonitoring() async throws {
// Begin monitoring for threats
try await threatDetectionEngine.startMonitoring()
// Set up behavioral analysis
try await threatDetectionEngine.enableBehavioralAnalysis()
// Configure anomaly detection
try await threatDetectionEngine.setupAnomalyDetection()
}
private func enablePrivacyProtections() async throws {
// Configure data minimization
try await privacyManager.enableDataMinimization()
// Set up local processing preferences
try await privacyManager.configureLocalProcessing()
// Enable data retention policies
try await privacyManager.setupRetentionPolicies()
}
}
enum SecurityStatus {
case protected // All systems secure
case monitoring // Actively monitoring threats
case responding // Responding to security event
case compromised // Security breach detected
}
enum ThreatLevel {
case low // Normal operation
case elevated // Potential threats detected
case high // Active threats present
case critical // Immediate action required
}class EncryptionManager {
private let keyManager: KeyManager
private let databaseEncryption: DatabaseEncryption
private let communicationEncryption: CommunicationEncryption
func initializeEncryption() async throws {
// Generate or retrieve master encryption key
let masterKey = try await keyManager.getMasterKey()
// Initialize encryption systems
try await databaseEncryption.initialize(with: masterKey)
try await communicationEncryption.initialize(with: masterKey)
// Test encryption functionality
try await validateEncryptionSystems()
}
func encryptSensitiveData(_ data: Data, classification: DataClassification) async throws -> EncryptedData {
let encryptionLevel = getEncryptionLevel(for: classification)
switch encryptionLevel {
case .standard:
return try await standardEncrypt(data)
case .enhanced:
return try await enhancedEncrypt(data)
case .maximum:
return try await maximumEncrypt(data)
}
}
private func standardEncrypt(_ data: Data) async throws -> EncryptedData {
// AES-256-GCM encryption for standard data
let key = try await keyManager.getDataEncryptionKey()
let encryptedData = try AES.GCM.seal(data, using: key)
return EncryptedData(
data: encryptedData.combined!,
algorithm: .aes256gcm,
keyReference: key.keyID
)
}
private func enhancedEncrypt(_ data: Data) async throws -> EncryptedData {
// Double encryption for enhanced security
let standardEncrypted = try await standardEncrypt(data)
return try await standardEncrypt(standardEncrypted.data)
}
private func maximumEncrypt(_ data: Data) async throws -> EncryptedData {
// Multi-layer encryption with key splitting
let encryptionKey1 = try await keyManager.generateEphemeralKey()
let encryptionKey2 = try await keyManager.generateEphemeralKey()
// First layer encryption
let firstLayer = try AES.GCM.seal(data, using: encryptionKey1)
// Second layer encryption with different key
let secondLayer = try AES.GCM.seal(firstLayer.combined!, using: encryptionKey2)
// Store keys separately
try await keyManager.storeKeySecurely(encryptionKey1, reference: "max_enc_key1")
try await keyManager.storeKeySecurely(encryptionKey2, reference: "max_enc_key2")
return EncryptedData(
data: secondLayer.combined!,
algorithm: .multiLayerAES,
keyReference: "max_enc_keys"
)
}
}
enum DataClassification {
case public // No encryption needed
case internal // Standard encryption
case confidential // Enhanced encryption
case restricted // Maximum encryption
}
struct EncryptedData {
let data: Data
let algorithm: EncryptionAlgorithm
let keyReference: String
let timestamp: Date = Date()
}
enum EncryptionAlgorithm: String {
case aes256gcm = "AES-256-GCM"
case multiLayerAES = "Multi-Layer-AES"
case postQuantum = "Post-Quantum"
}class SecureStorageManager {
private let keychain: KeychainManager
private let encryptedFileSystem: EncryptedFileSystem
private let secureDatabase: SecureDatabase
func storeSecurely<T: Codable>(_ item: T, identifier: String, classification: DataClassification) async throws {
let data = try JSONEncoder().encode(item)
let classifiedData = ClassifiedData(data: data, classification: classification)
switch classification {
case .public:
try await storeInUserDefaults(classifiedData, identifier: identifier)
case .internal:
try await storeInEncryptedDatabase(classifiedData, identifier: identifier)
case .confidential:
try await storeInEncryptedFileSystem(classifiedData, identifier: identifier)
case .restricted:
try await storeInKeychain(classifiedData, identifier: identifier)
}
}
func retrieveSecurely<T: Codable>(_ type: T.Type, identifier: String) async throws -> T? {
// Try different storage locations based on security level
if let data = try await retrieveFromKeychain(identifier: identifier) {
return try JSONDecoder().decode(type, from: data)
}
if let data = try await retrieveFromEncryptedFileSystem(identifier: identifier) {
return try JSONDecoder().decode(type, from: data)
}
if let data = try await retrieveFromEncryptedDatabase(identifier: identifier) {
return try JSONDecoder().decode(type, from: data)
}
if let data = try await retrieveFromUserDefaults(identifier: identifier) {
return try JSONDecoder().decode(type, from: data)
}
return nil
}
private func storeInKeychain(_ data: ClassifiedData, identifier: String) async throws {
// Use Keychain for most sensitive data
try await keychain.store(data.data, identifier: identifier)
}
private func storeInEncryptedFileSystem(_ data: ClassifiedData, identifier: String) async throws {
// Use encrypted file system for confidential data
try await encryptedFileSystem.write(data.data, to: identifier)
}
private func storeInEncryptedDatabase(_ data: ClassifiedData, identifier: String) async throws {
// Use encrypted database for internal data
try await secureDatabase.save(data.data, identifier: identifier)
}
private func storeInUserDefaults(_ data: ClassifiedData, identifier: String) async throws {
// Use standard UserDefaults for public data
UserDefaults.standard.set(data.data, forKey: identifier)
}
}
struct ClassifiedData {
let data: Data
let classification: DataClassification
let timestamp: Date = Date()
}class AccessControlManager {
private let permissionEngine: PermissionEngine
private let toolSecurityManager: ToolSecurityManager
private let sandboxManager: SandboxManager
func initializePermissionSystem() async throws {
// Set up permission defaults
try await configureDefaultPermissions()
// Initialize tool security
try await toolSecurityManager.initialize()
// Set up sandbox environment
try await sandboxManager.createSecureSandbox()
}
func checkPermission(for operation: SecurityOperation, context: OperationContext) async throws -> PermissionResult {
// Analyze operation security requirements
let securityAnalysis = await analyzeOperationSecurity(operation, context: context)
// Check if operation is automatically allowed
if securityAnalysis.riskLevel == .minimal {
return PermissionResult.granted(reason: .automaticallyApproved)
}
// Check user preferences for this type of operation
let userPreference = await getUserPermissionPreference(for: operation.category)
switch userPreference {
case .alwaysAllow:
return PermissionResult.granted(reason: .userPreference)
case .alwaysDeny:
return PermissionResult.denied(reason: .userPreference)
case .askEachTime:
return await requestUserPermission(for: operation, analysis: securityAnalysis)
case .automatic:
return await makeAutomaticDecision(for: operation, analysis: securityAnalysis)
}
}
private func makeAutomaticDecision(for operation: SecurityOperation, analysis: SecurityAnalysis) async -> PermissionResult {
// Use intelligent decision making for user-friendly security
let trustScore = calculateTrustScore(operation: operation, analysis: analysis)
if trustScore >= 0.8 {
return PermissionResult.granted(reason: .highTrust)
} else if trustScore >= 0.5 {
return PermissionResult.grantedWithMonitoring(reason: .moderateTrust)
} else {
return await requestUserPermissionWithExplanation(for: operation, analysis: analysis)
}
}
private func requestUserPermissionWithExplanation(for operation: SecurityOperation, analysis: SecurityAnalysis) async -> PermissionResult {
// Present user-friendly permission request
let request = UserPermissionRequest(
title: operation.userFriendlyTitle,
description: operation.userFriendlyDescription,
riskExplanation: analysis.userFriendlyRiskExplanation,
suggestedAction: analysis.suggestedUserAction,
allowedActions: ["Allow Once", "Allow Always", "Deny", "Learn More"]
)
let userResponse = await presentPermissionRequest(request)
switch userResponse {
case "Allow Once":
return PermissionResult.granted(reason: .userApproval)
case "Allow Always":
await updateUserPreference(for: operation.category, preference: .alwaysAllow)
return PermissionResult.granted(reason: .userApproval)
case "Deny":
return PermissionResult.denied(reason: .userDenial)
case "Learn More":
await showSecurityEducation(for: operation)
return await requestUserPermissionWithExplanation(for: operation, analysis: analysis)
default:
return PermissionResult.denied(reason: .unknownResponse)
}
}
}
enum PermissionResult {
case granted(reason: PermissionReason)
case denied(reason: PermissionReason)
case grantedWithMonitoring(reason: PermissionReason)
case conditional(conditions: [SecurityCondition])
}
enum PermissionReason {
case automaticallyApproved
case userPreference
case userApproval
case userDenial
case highTrust
case moderateTrust
case unknownResponse
}
struct SecurityOperation {
let id: String
let category: OperationCategory
let userFriendlyTitle: String
let userFriendlyDescription: String
let requiredPermissions: [Permission]
let riskLevel: RiskLevel
}
enum OperationCategory {
case fileAccess
case networkAccess
case systemIntegration
case dataProcessing
case externalCommunication
}class ToolSecurityManager {
private let toolRegistry: [String: ToolSecurityProfile] = [:]
private let executionMonitor: ToolExecutionMonitor
private let sandboxManager: SandboxManager
func validateToolExecution(_ tool: MCPTool, parameters: [String: Any]) async throws -> ValidationResult {
// Get security profile for tool
guard let profile = toolRegistry[tool.identifier] else {
throw SecurityError.unknownTool(tool.identifier)
}
// Validate parameters for security risks
let parameterValidation = try await validateParameters(parameters, profile: profile)
guard parameterValidation.isValid else {
throw SecurityError.invalidParameters(parameterValidation.issues)
}
// Check execution context
let contextValidation = try await validateExecutionContext(profile: profile)
guard contextValidation.isValid else {
throw SecurityError.invalidContext(contextValidation.issues)
}
return ValidationResult.valid
}
func executeToolSecurely(_ tool: MCPTool, parameters: [String: Any]) async throws -> ToolResult {
// Validate execution first
try await validateToolExecution(tool, parameters: parameters)
// Get security profile
let profile = toolRegistry[tool.identifier]!
// Create secure execution environment
let sandbox = try await sandboxManager.createToolSandbox(profile: profile)
// Execute with monitoring
let result = try await executionMonitor.executeWithMonitoring(tool, parameters: parameters, sandbox: sandbox)
// Validate result before returning
try await validateToolResult(result, profile: profile)
return result
}
private func validateParameters(_ parameters: [String: Any], profile: ToolSecurityProfile) async throws -> ParameterValidation {
var issues: [SecurityIssue] = []
for (key, value) in parameters {
// Check for potentially dangerous values
if let stringValue = value as? String {
if containsDangerousContent(stringValue) {
issues.append(SecurityIssue.dangerousContent(parameter: key, content: stringValue))
}
if exceedsLengthLimit(stringValue, profile: profile) {
issues.append(SecurityIssue.parameterTooLong(parameter: key, length: stringValue.count))
}
}
// Check parameter against allowed types
if !profile.allowedParameterTypes[key]?.contains(type(of: value)) ?? false {
issues.append(SecurityIssue.invalidParameterType(parameter: key, expectedType: profile.allowedParameterTypes[key]?.description ?? "unknown"))
}
}
return ParameterValidation(isValid: issues.isEmpty, issues: issues)
}
private func containsDangerousContent(_ content: String) -> Bool {
let dangerousPatterns = [
#"<script.*?>.*?</script>"#,
#"javascript:"#,
#"data:text/html"#,
#"eval\s*\("#,
#"Function\s*\("#,
#"\.\./.*\.\."#, // Path traversal
#"rm\s+-rf"#, // Dangerous commands
#"sudo\s+"#,
#"chmod\s+777"#
]
for pattern in dangerousPatterns {
if content.range(of: pattern, options: .regularExpression) != nil {
return true
}
}
return false
}
}
struct ToolSecurityProfile {
let toolIdentifier: String
let riskLevel: RiskLevel
let allowedParameterTypes: [String: [Any.Type]]
let maxParameterLength: [String: Int]
let requiredPermissions: [Permission]
let sandboxRequirements: SandboxRequirements
let executionTimeLimit: TimeInterval
let memoryLimit: Int
let networkAccessAllowed: Bool
let fileSystemAccessLevel: FileSystemAccessLevel
}
enum RiskLevel {
case minimal // Safe operations, no confirmation needed
case low // Minor risks, automatic approval
case moderate // Some risks, smart approval or user confirmation
case high // Significant risks, user confirmation required
case critical // Dangerous operations, multiple confirmations required
}
enum FileSystemAccessLevel {
case none // No file system access
case readOnly // Read-only access to specific directories
case restricted // Limited write access to safe directories
case full // Full file system access (requires explicit permission)
}class BehavioralAnalysisEngine {
private let normalBehaviorProfile: BehaviorProfile
private let anomalyDetector: AnomalyDetector
private let responseEngine: ThreatResponseEngine
func analyzeBehavior(_ activity: UserActivity) async -> BehaviorAnalysis {
// Build behavioral profile
let currentProfile = buildBehaviorProfile(from: activity)
// Compare with normal behavior
let deviations = compareWithNormalBehavior(currentProfile, normal: normalBehaviorProfile)
// Assess threat level
let threatAssessment = assessThreatLevel(deviations: deviations)
// Generate analysis result
return BehaviorAnalysis(
activity: activity,
profile: currentProfile,
deviations: deviations,
threatLevel: threatAssessment.level,
confidence: threatAssessment.confidence,
recommendedActions: threatAssessment.recommendedActions
)
}
func detectAnomalies(_ activity: UserActivity) async -> [SecurityAnomaly] {
var anomalies: [SecurityAnomaly] = []
// Check for unusual access patterns
if let accessAnomaly = detectUnusualAccess(activity) {
anomalies.append(accessAnomaly)
}
// Check for suspicious tool usage
if let toolAnomaly = detectSuspiciousToolUsage(activity) {
anomalies.append(toolAnomaly)
}
// Check for data exfiltration patterns
if let dataAnomaly = detectDataExfiltrationPatterns(activity) {
anomalies.append(dataAnomaly)
}
// Check for unusual network activity
if let networkAnomaly = detectUnusualNetworkActivity(activity) {
anomalies.append(networkAnomaly)
}
return anomalies
}
private func detectUnusualAccess(_ activity: UserActivity) -> SecurityAnomaly? {
// Check for access outside normal hours
let currentHour = Calendar.current.component(.hour, from: Date())
let normalHours = normalBehaviorProfile.activeHours
if !normalHours.contains(currentHour) {
return SecurityAnomaly(
type: .unusualAccessTime,
severity: .medium,
description: "Access outside normal hours (\(currentHour):00)",
affectedResource: "System Access",
timestamp: Date()
)
}
// Check for unusual location (if available)
if let location = activity.location,
!isLocationWithinNormalRange(location) {
return SecurityAnomaly(
type: .unusualLocation,
severity: .high,
description: "Access from unusual location",
affectedResource: "System Access",
timestamp: Date()
)
}
return nil
}
private func detectSuspiciousToolUsage(_ activity: UserActivity) -> SecurityAnomaly? {
// Check for rapid tool execution
let recentToolUses = activity.toolUsages.filter { usage in
Date().timeIntervalSince(usage.timestamp) < 60 // Last minute
}
if recentToolUses.count > 10 {
return SecurityAnomaly(
type: .rapidToolExecution,
severity: .high,
description: "Unusually rapid tool execution (\(recentToolUses.count) in 1 minute)",
affectedResource: "Tool System",
timestamp: Date()
)
}
// Check for use of dangerous tools
let dangerousTools = recentToolUses.filter { usage in
usage.tool.riskLevel == .high || usage.tool.riskLevel == .critical
}
if dangerousTools.count > 3 {
return SecurityAnomaly(
type: .dangerousToolUsage,
severity: .critical,
description: "Multiple dangerous tool executions",
affectedResource: "Tool System",
timestamp: Date()
)
}
return nil
}
}
struct SecurityAnomaly {
let type: AnomalyType
let severity: SeverityLevel
let description: String
let affectedResource: String
let timestamp: Date
let confidence: Double = 0.85
}
enum AnomalyType {
case unusualAccessTime
case unusualLocation
case rapidToolExecution
case dangerousToolUsage
case dataExfiltration
case networkAnomaly
case authenticationAnomaly
}
enum SeverityLevel {
case low
case medium
case high
case critical
}class AutomatedResponseSystem {
private let responseStrategies: [AnomalyType: ResponseStrategy] = [:]
private let quarantineManager: QuarantineManager
private let notificationManager: SecurityNotificationManager
func respondToThreat(_ threat: SecurityThreat) async throws {
// Determine response strategy
let strategy = selectResponseStrategy(for: threat)
// Execute immediate response
try await executeImmediateResponse(strategy, threat: threat)
// Monitor for continued threats
await monitorForContinuedThreats(threat)
// Learn from the incident
await updateThreatResponse(based: threat, strategy: strategy)
}
private func executeImmediateResponse(_ strategy: ResponseStrategy, threat: SecurityThreat) async throws {
switch strategy.action {
case .monitor:
await enableEnhancedMonitoring(for: threat)
case .restrict:
try await restrictAccess(for: threat)
case .quarantine:
try await quarantineThreat(threat)
case .block:
try await blockThreat(threat)
case .notify:
await notifyUser(of: threat, strategy: strategy)
case .escalate:
await escalateToHumanReview(threat)
}
}
private func quarantineThreat(_ threat: SecurityThreat) async throws {
switch threat.type {
case .suspiciousFile(let filePath):
try await quarantineManager.quarantineFile(filePath)
case .maliciousProcess(let processID):
try await quarantineManager.terminateProcess(processID)
case .suspiciousNetwork(let connection):
try await quarantineManager.blockNetworkConnection(connection)
case .compromisedTool(let toolID):
try await quarantineManager.disableTool(toolID)
}
}
private func notifyUser(of threat: SecurityThreat, strategy: ResponseStrategy) async {
let notification = SecurityNotification(
title: threat.userFriendlyTitle,
message: threat.userFriendlyDescription,
severity: threat.severity,
actionsTaken: strategy.actionDescriptions,
recommendedUserActions: strategy.userRecommendations
)
await notificationManager.presentNotification(notification)
}
}
struct SecurityThreat {
let id: UUID = UUID()
let type: ThreatType
let severity: SeverityLevel
let source: ThreatSource
let userFriendlyTitle: String
let userFriendlyDescription: String
let technicalDetails: String
let timestamp: Date = Date()
}
enum ThreatType {
case suspiciousFile(String)
case maliciousProcess(Int)
case suspiciousNetwork(NetworkConnection)
case compromisedTool(String)
case dataExfiltration(DataExfiltrationDetails)
case authenticationBreach(AuthenticationDetails)
}
struct ResponseStrategy {
let action: ResponseAction
let actionDescriptions: [String]
let userRecommendations: [String]
let escalationThreshold: TimeInterval
}
enum ResponseAction {
case monitor
case restrict
case quarantine
case block
case notify
case escalate
}class DataMinimizationEngine {
private let dataClassifier: DataClassifier
private let retentionPolicyManager: RetentionPolicyManager
private let anonymizationEngine: AnonymizationEngine
func minimizeDataCollection(_ data: CollectedData) async throws -> MinimizedData {
// Classify data sensitivity
let classification = await dataClassifier.classifyData(data)
// Apply data minimization rules
let minimized = try await applyMinimizationRules(data, classification: classification)
// Apply retention policies
let withRetention = try await retentionPolicyManager.applyRetentionPolicy(minimized)
return withRetention
}
func anonymizeData(_ data: PersonalData) async throws -> AnonymizedData {
// Identify personal identifiers
let identifiers = await identifyPersonalIdentifiers(data)
// Apply anonymization techniques
let anonymized = try await anonymizationEngine.anonymize(data, identifiers: identifiers)
// Validate anonymization effectiveness
try await validateAnonymization(original: data, anonymized: anonymized)
return anonymized
}
private func applyMinimizationRules(_ data: CollectedData, classification: DataClassification) async throws -> MinimizedData {
var minimized = data
switch classification.sensitivityLevel {
case .public:
// No minimization needed
break
case .internal:
// Remove detailed metadata
minimized = removeDetailedMetadata(minimized)
case .confidential:
// Remove personal identifiers
minimized = removePersonalIdentifiers(minimized)
case .restricted:
// Encrypt and minimize
minimized = try await encryptAndMinimize(minimized)
}
return MinimizedData(
data: minimized,
originalSize: data.size,
minimizedSize: minimized.size,
reductionRatio: Double(minimized.size) / Double(data.size)
)
}
private func identifyPersonalIdentifiers(_ data: PersonalData) async -> [PersonalIdentifier] {
var identifiers: [PersonalIdentifier] = []
// Email addresses
let emailRegex = #"[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Za-z]{2,}"#
identifiers.append(contentsOf: findMatches(in: data.content, pattern: emailRegex, type: .email))
// Phone numbers
let phoneRegex = #"\b\d{3}[-.]?\d{3}[-.]?\d{4}\b"#
identifiers.append(contentsOf: findMatches(in: data.content, pattern: phoneRegex, type: .phone))
// Credit card numbers
let cardRegex = #"\b\d{4}[-\s]?\d{4}[-\s]?\d{4}[-\s]?\d{4}\b"#
identifiers.append(contentsOf: findMatches(in: data.content, pattern: cardRegex, type: .creditCard))
// Social security numbers
let ssnRegex = #"\b\d{3}-\d{2}-\d{4}\b"#
identifiers.append(contentsOf: findMatches(in: data.content, pattern: ssnRegex, type: .ssn))
return identifiers
}
}
struct PersonalIdentifier {
let type: IdentifierType
let value: String
let location: Range<String.Index>
let confidence: Double
}
enum IdentifierType {
case email
case phone
case creditCard
case ssn
case ipAddress
case macAddress
case name
case address
}class LocalProcessingEngine {
private let mlxManager: MLXModelManager
private let capabilityAssessment: LocalCapabilityAssessment
private let privacyPolicyManager: PrivacyPolicyManager
func determineProcessingLocation(for request: ProcessingRequest) async -> ProcessingDecision {
// Assess local capabilities
let localCapabilities = await capabilityAssessment.assessLocalCapabilities(for: request)
// Check privacy requirements
let privacyRequirements = await privacyPolicyManager.getPrivacyRequirements(for: request)
// Check user preferences
let userPreferences = await getUserProcessingPreferences(for: request.type)
// Make decision based on multiple factors
return await makeProcessingDecision(
capabilities: localCapabilities,
requirements: privacyRequirements,
preferences: userPreferences,
request: request
)
}
private func makeProcessingDecision(
capabilities: LocalCapabilities,
requirements: PrivacyRequirements,
preferences: UserProcessingPreferences,
request: ProcessingRequest
) async -> ProcessingDecision {
// Privacy-first decision making
if requirements.requiresLocalProcessing {
if capabilities.canProcessLocally {
return ProcessingDecision.processLocally(reason: .privacyRequired)
} else {
return ProcessingDecision.cannotProcess(reason: .privacyConflict)
}
}
// User preference consideration
switch preferences.defaultPreference {
case .alwaysLocal:
if capabilities.canProcessLocally {
return ProcessingDecision.processLocally(reason: .userPreference)
} else {
return await askUserForAlternative(request: request, limitation: capabilities.limitations)
}
case .alwaysRemote:
if requirements.allowsRemoteProcessing {
return ProcessingDecision.processRemotely(reason: .userPreference)
} else {
return ProcessingDecision.processLocally(reason: .privacyOverride)
}
case .automatic:
return await makeAutomaticDecision(capabilities: capabilities, requirements: requirements, request: request)
}
}
private func makeAutomaticDecision(
capabilities: LocalCapabilities,
requirements: PrivacyRequirements,
request: ProcessingRequest
) async -> ProcessingDecision {
// Calculate processing quality scores
let localQuality = capabilities.qualityScore
let remoteQuality = 0.95 // Assume high remote quality
// Calculate privacy scores
let localPrivacy = 1.0 // Maximum privacy
let remotePrivacy = requirements.remotePrivacyScore
// Calculate performance scores
let localPerformance = capabilities.performanceScore
let remotePerformance = await estimateRemotePerformance(for: request)
// Weighted decision
let localScore = (localQuality * 0.3) + (localPrivacy * 0.4) + (localPerformance * 0.3)
let remoteScore = (remoteQuality * 0.3) + (remotePrivacy * 0.4) + (remotePerformance * 0.3)
if localScore >= remoteScore {
return ProcessingDecision.processLocally(reason: .optimal)
} else {
return ProcessingDecision.processRemotely(reason: .optimal)
}
}
}
struct ProcessingDecision {
enum Location {
case local
case remote
case cannot
}
enum Reason {
case privacyRequired
case privacyConflict
case userPreference
case privacyOverride
case optimal
}
let location: Location
let reason: Reason
let explanation: String
let alternativeOptions: [ProcessingAlternative]
static func processLocally(reason: Reason) -> ProcessingDecision {
return ProcessingDecision(
location: .local,
reason: reason,
explanation: getExplanation(for: .local, reason: reason),
alternativeOptions: []
)
}
static func processRemotely(reason: Reason) -> ProcessingDecision {
return ProcessingDecision(
location: .remote,
reason: reason,
explanation: getExplanation(for: .remote, reason: reason),
alternativeOptions: []
)
}
static func cannotProcess(reason: Reason) -> ProcessingDecision {
return ProcessingDecision(
location: .cannot,
reason: reason,
explanation: getExplanation(for: .cannot, reason: reason),
alternativeOptions: generateAlternatives(for: reason)
)
}
}class SecurityEducationManager {
private let educationContent: SecurityEducationContent
private let userKnowledgeProfile: UserKnowledgeProfile
private let adaptiveEducation: AdaptiveEducationEngine
func provideContextualSecurityEducation(for event: SecurityEvent) async {
// Assess user's current knowledge level
let knowledgeLevel = await userKnowledgeProfile.getKnowledgeLevel(for: event.category)
// Generate appropriate education content
let educationContent = await adaptiveEducation.generateEducationContent(
event: event,
userLevel: knowledgeLevel
)
// Present education in user-friendly way
await presentSecurityEducation(educationContent)
// Track learning progress
await userKnowledgeProfile.updateKnowledge(event.category, newLevel: educationContent.targetLevel)
}
private func presentSecurityEducation(_ content: SecurityEducationContent) async {
let educationView = SecurityEducationView(content: content)
await MainActor.run {
// Present education view to user
presentEducationView(educationView)
}
}
func generateSecurityTip(for context: SecurityContext) async -> SecurityTip {
let relevantTopics = identifyRelevantSecurityTopics(context)
let userExpertise = await userKnowledgeProfile.getOverallExpertise()
let tip = await adaptiveEducation.generateTip(
topics: relevantTopics,
expertise: userExpertise
)
return tip
}
}
struct SecurityEducationContent {
let title: String
let level: EducationLevel
let targetLevel: EducationLevel
let explanation: String
let visualAids: [EducationVisual]
let interactiveElements: [InteractiveElement]
let assessmentQuestions: [AssessmentQuestion]
let practicalExercises: [PracticalExercise]
}
enum EducationLevel {
case beginner
case intermediate
case advanced
case expert
}
struct SecurityTip {
let title: String
let description: String
let category: SecurityCategory
let actionable: Bool
let implementationSteps: [String]
let relatedConcepts: [SecurityConcept]
}class ComplianceManager {
private let gdprCompliance: GDPRComplianceEngine
private let ccpaCompliance: CCPAComplianceEngine
private let auditLogger: SecurityAuditLogger
func ensureCompliance(for operation: DataOperation) async throws -> ComplianceResult {
var complianceChecks: [ComplianceCheck] = []
// GDPR compliance check
let gdprCheck = await gdprCompliance.checkCompliance(operation)
complianceChecks.append(gdprCheck)
// CCPA compliance check (if applicable)
if operation.affectsCaliforniaResidents {
let ccpaCheck = await ccpaCompliance.checkCompliance(operation)
complianceChecks.append(ccpaCheck)
}
// Other regional compliance checks
let otherChecks = await performOtherComplianceChecks(operation)
complianceChecks.append(contentsOf: otherChecks)
// Aggregate results
let overallCompliance = aggregateComplianceResults(complianceChecks)
// Log compliance check
await auditLogger.logComplianceCheck(operation, result: overallCompliance)
return overallCompliance
}
func handleDataSubjectRequest(_ request: DataSubjectRequest) async throws -> DataSubjectResponse {
switch request.type {
case .accessRequest:
return try await handleAccessRequest(request)
case .deletionRequest:
return try await handleDeletionRequest(request)
case .rectificationRequest:
return try await handleRectificationRequest(request)
case .portabilityRequest:
return try await handlePortabilityRequest(request)
}
}
private func handleDeletionRequest(_ request: DataSubjectRequest) async throws -> DataSubjectResponse {
// Verify identity
try await verifyRequestorIdentity(request)
// Find all data associated with the subject
let userData = try await findUserData(subjectId: request.subjectId)
// Check for legal basis to retain data
let retentionCheck = await checkRetentionRequirements(userData)
// Delete data that can be deleted
let deletableData = userData.filter { !retentionCheck.mustRetain.contains($0.id) }
try await deleteUserData(deletableData)
// Anonymize data that must be retained
let retainableData = userData.filter { retentionCheck.mustRetain.contains($0.id) }
try await anonymizeUserData(retainableData)
return DataSubjectResponse(
requestId: request.id,
status: .completed,
actions: [
"Deleted \(deletableData.count) data records",
"Anonymized \(retainableData.count) data records that must be retained for legal compliance"
],
completionDate: Date()
)
}
}
struct ComplianceResult {
let isCompliant: Bool
let regulations: [Regulation]
let violations: [ComplianceViolation]
let recommendations: [ComplianceRecommendation]
let certificationsRequired: [ComplianceCertification]
}
enum DataSubjectRequestType {
case accessRequest // Right to access
case deletionRequest // Right to erasure
case rectificationRequest // Right to rectification
case portabilityRequest // Right to data portability
}- Threat Detection Rate: >95% of actual threats detected
- False Positive Rate: <5% of threat alerts are false positives
- Response Time: <30 seconds for automatic threat response
- User Security Burden: <1 security decision per user per week
- Compliance Rate: 100% compliance with applicable regulations
- Security Transparency: Users understand 90% of security decisions
- Security Friction: <2% of user operations require security intervention
- Education Effectiveness: 80% improvement in user security knowledge over 6 months
- Trust Score: >4.5/5 user trust in security measures
- Encryption Coverage: 100% of sensitive data encrypted
- Access Control Effectiveness: 0 unauthorized access incidents
- Data Minimization: 50% reduction in collected data volume
- Privacy Compliance: 100% compliance with privacy regulations
This specification ensures SAM provides comprehensive security protection while maintaining the user-friendly experience and operational transparency that are core to the SAM vision.