import { HashStrategy } from './HashStrategy';
/**
 * HashStrategyType - Enumeration of available hash strategy types
 */
export declare enum HashStrategyType {
    SHA256 = "sha256",
    TAGGED_SHA256 = "tagged-sha256"
}
/**
 * HashStrategyFactory - Factory for creating hash strategy instances
 */
export declare class HashStrategyFactory {
    /**
     * Create a hash strategy of the specified type
     *
     * @param type - The type of strategy to create
     * @param options - Additional options (like tag for tagged hashing)
     * @returns A HashStrategy instance
     */
    static createStrategy(type: HashStrategyType, options?: {
        tag?: string;
    }): HashStrategy;
}