export declare class SessionValidationUnreachable extends Error {
}
export declare function createRegistrySessionValidator(authRegistryTargets: (pathname: string) => URL[]): (token: string) => Promise<void>;
export declare function createResilientSessionValidator(validate: (token: string) => Promise<void>, options?: {
    freshMs?: number;
    now?: () => number;
}): (token: string) => Promise<void>;