/**
 * Security utilities for NCP
 * Handles sensitive data masking and sanitization
 */
/**
 * Masks sensitive information in command strings
 * Detects and masks API keys, tokens, passwords, etc.
 */
export declare function maskSensitiveData(text: string): string;
/**
 * Formats command display with proper masking
 * @param showAsTemplates - If true, shows template variables like {{API_KEY}} instead of masked values
 */
export declare function formatCommandDisplay(command: string, args?: string[], showAsTemplates?: boolean): string;
/**
 * Masks sensitive data by replacing with template variable names
 * This provides cleaner display without exposing any part of secrets
 */
export declare function maskSensitiveDataAsTemplates(text: string): string;
/**
 * Checks if a string contains sensitive data patterns
 */
export declare function containsSensitiveData(text: string): boolean;
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