/**
 * Password hashing driver contract.
 */
export interface Hasher {
    /**
     * @param value - Plain secret.
     * @returns Stored hash representation.
     */
    make(value: string): Promise<string>;
    /**
     * @param value - Plain secret.
     * @param hashedValue - Previously stored hash.
     * @returns True when the secret matches.
     */
    check(value: string, hashedValue: string): Promise<boolean>;
    /**
     * @param hashedValue - Stored hash.
     * @returns True when the hash should be regenerated (e.g. cost changed).
     */
    needsRehash(hashedValue: string): boolean;
}
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