/**
 * Zod schemas for key persistence validation.
 *
 * @module @frontmcp/utils/key-persistence
 */
import type { AnyKeyData, AsymmetricKeyData, SecretKeyData } from './types';
/**
 * Supported asymmetric algorithms.
 */
export declare const asymmetricAlgSchema: import("@frontmcp/lazy-zod").ZodEnum<{
    RS256: "RS256";
    RS384: "RS384";
    RS512: "RS512";
    ES256: "ES256";
    ES384: "ES384";
    ES512: "ES512";
}>;
/**
 * Zod schema for SecretKeyData.
 */
export declare const secretKeyDataSchema: import("@frontmcp/lazy-zod").ZodObject<{
    kid: import("@frontmcp/lazy-zod").ZodString;
    createdAt: import("@frontmcp/lazy-zod").ZodNumber;
    version: import("@frontmcp/lazy-zod").ZodNumber;
    type: import("@frontmcp/lazy-zod").ZodLiteral<"secret">;
    secret: import("@frontmcp/lazy-zod").ZodString;
    bytes: import("@frontmcp/lazy-zod").ZodNumber;
}, import("zod/v4/core").$strip>;
/**
 * Zod schema for AsymmetricKeyData.
 */
export declare const asymmetricKeyDataSchema: import("@frontmcp/lazy-zod").ZodObject<{
    kid: import("@frontmcp/lazy-zod").ZodString;
    createdAt: import("@frontmcp/lazy-zod").ZodNumber;
    version: import("@frontmcp/lazy-zod").ZodNumber;
    type: import("@frontmcp/lazy-zod").ZodLiteral<"asymmetric">;
    alg: import("@frontmcp/lazy-zod").ZodEnum<{
        RS256: "RS256";
        RS384: "RS384";
        RS512: "RS512";
        ES256: "ES256";
        ES384: "ES384";
        ES512: "ES512";
    }>;
    privateKey: import("@frontmcp/lazy-zod").ZodObject<{
        kty: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        use: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        alg: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        kid: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        n: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        e: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        d: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        p: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        q: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        dp: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        dq: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        qi: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        x: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        y: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        crv: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
    }, import("zod/v4/core").$loose>;
    publicJwk: import("@frontmcp/lazy-zod").ZodObject<{
        keys: import("@frontmcp/lazy-zod").ZodArray<import("@frontmcp/lazy-zod").ZodObject<{
            kty: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            use: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            alg: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            kid: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            n: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            e: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            d: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            p: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            q: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            dp: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            dq: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            qi: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            x: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            y: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            crv: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        }, import("zod/v4/core").$loose>>;
    }, import("zod/v4/core").$strip>;
}, import("zod/v4/core").$strip>;
/**
 * Zod schema for AnyKeyData (discriminated union).
 */
export declare const anyKeyDataSchema: import("@frontmcp/lazy-zod").ZodDiscriminatedUnion<[import("@frontmcp/lazy-zod").ZodObject<{
    kid: import("@frontmcp/lazy-zod").ZodString;
    createdAt: import("@frontmcp/lazy-zod").ZodNumber;
    version: import("@frontmcp/lazy-zod").ZodNumber;
    type: import("@frontmcp/lazy-zod").ZodLiteral<"secret">;
    secret: import("@frontmcp/lazy-zod").ZodString;
    bytes: import("@frontmcp/lazy-zod").ZodNumber;
}, import("zod/v4/core").$strip>, import("@frontmcp/lazy-zod").ZodObject<{
    kid: import("@frontmcp/lazy-zod").ZodString;
    createdAt: import("@frontmcp/lazy-zod").ZodNumber;
    version: import("@frontmcp/lazy-zod").ZodNumber;
    type: import("@frontmcp/lazy-zod").ZodLiteral<"asymmetric">;
    alg: import("@frontmcp/lazy-zod").ZodEnum<{
        RS256: "RS256";
        RS384: "RS384";
        RS512: "RS512";
        ES256: "ES256";
        ES384: "ES384";
        ES512: "ES512";
    }>;
    privateKey: import("@frontmcp/lazy-zod").ZodObject<{
        kty: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        use: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        alg: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        kid: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        n: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        e: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        d: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        p: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        q: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        dp: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        dq: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        qi: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        x: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        y: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        crv: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
    }, import("zod/v4/core").$loose>;
    publicJwk: import("@frontmcp/lazy-zod").ZodObject<{
        keys: import("@frontmcp/lazy-zod").ZodArray<import("@frontmcp/lazy-zod").ZodObject<{
            kty: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            use: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            alg: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            kid: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            n: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            e: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            d: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            p: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            q: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            dp: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            dq: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            qi: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            x: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            y: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
            crv: import("@frontmcp/lazy-zod").ZodOptional<import("@frontmcp/lazy-zod").ZodString>;
        }, import("zod/v4/core").$loose>>;
    }, import("zod/v4/core").$strip>;
}, import("zod/v4/core").$strip>], "type">;
/**
 * Result of validating key data.
 */
export interface KeyValidationResult {
    /** Whether the key data is valid */
    valid: boolean;
    /** Parsed key data if valid */
    data?: AnyKeyData;
    /** Error message if invalid */
    error?: string;
}
/**
 * Validate key data structure and timestamps.
 *
 * 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 validateKeyData(data: unknown): KeyValidationResult;
/**
 * Parse and validate key data.
 *
 * @param data - Raw data to parse
 * @returns Parsed key data or null if invalid
 */
export declare function parseKeyData(data: unknown): AnyKeyData | null;
/**
 * Check if key data is a secret key.
 */
export declare function isSecretKeyData(data: AnyKeyData): data is SecretKeyData;
/**
 * Check if key data is an asymmetric key.
 */
export declare function isAsymmetricKeyData(data: AnyKeyData): data is AsymmetricKeyData;