import type { Redis } from 'ioredis';
import type { BlacklistStore } from './BlacklistStore.js';
/**
 * Redis-backed JWT blacklist using TTL keys.
 */
export declare class RedisBlacklistStore implements BlacklistStore {
    private readonly redis;
    private readonly prefix;
    /**
     * @param redis - Shared ioredis client.
     * @param prefix - Key prefix (e.g. `atlex_jwt_bl:`).
     */
    constructor(redis: Redis, prefix: string);
    /**
     * @inheritdoc
     */
    set(key: string, ttlSeconds: number): Promise<void>;
    /**
     * @inheritdoc
     */
    has(key: string): Promise<boolean>;
    /**
     * @inheritdoc
     */
    delete(key: string): Promise<void>;
    /**
     * @inheritdoc
     */
    flush(): Promise<void>;
}
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