import { NestMiddleware } from '@nestjs/common';
import { Request, Response, NextFunction } from 'express';
import { CryptoService } from '../core/crypto.service';
import { ReplayGuard } from '../core/replay.guard';
export declare class DecryptMiddleware implements NestMiddleware {
    private crypto;
    private guard;
    constructor(crypto: CryptoService, guard: ReplayGuard);
    use(req: Request, _res: Response, next: NextFunction): Promise<void>;
}