/**
 * Validation schema for secret data.
 *
 * @module @frontmcp/utils/secret-persistence
 */
import type { SecretData, SecretValidationResult } from './types';
/**
 * Zod schema for SecretData.
 */
export declare const secretDataSchema: import("@frontmcp/lazy-zod").ZodObject<{
    secret: import("@frontmcp/lazy-zod").ZodString;
    createdAt: import("@frontmcp/lazy-zod").ZodNumber;
    version: import("@frontmcp/lazy-zod").ZodNumber;
}, import("zod/v4/core").$strict>;
/**
 * Validate secret data structure.
 *
 * Checks:
 * - Schema validation
 * - createdAt is not in the future (with 1 minute drift allowance)
 * - createdAt is not too old (100 years)
 *
 * @param data - Data to validate
 * @returns Validation result
 */
export declare function validateSecretData(data: unknown): SecretValidationResult;
/**
 * Parse and validate secret data.
 *
 * @param data - Raw data to parse
 * @returns Parsed secret data or null if invalid
 */
export declare function parseSecretData(data: unknown): SecretData | null;