/**
 * PGP Key Generator
 *
 * Generates RSA 4096-bit key pairs using Web Crypto API.
 * Issue #1374
 */
import type { PGPKeyPair } from "./types";
/**
 * Compute SHA-256 fingerprint of public key bytes
 *
 * @param publicKeyBytes - Raw public key bytes (SPKI format)
 * @returns First 40 hex characters of SHA-256 hash
 */
export declare function computeKeyFingerprint(publicKeyBytes: Uint8Array): Promise<string>;
/**
 * Generate an RSA 4096-bit key pair for digital signatures
 *
 * @returns Generated key pair with PEM public key and raw private key bytes
 */
export declare function generatePGPKeyPair(): Promise<PGPKeyPair>;