import { Result } from '../result';
import { HandlerSync } from '../types/sqnfa';
export declare class RegexConfiguration {
    /**
     * A list of black listed regular expressions. Each expression is compared with the original password.
     */
    readonly regExps: RegExp[];
    /**
     *
     */
    constructor(
    /**
     * A list of black listed regular expressions. Each expression is compared with the original password.
     */
    regExps: RegExp[]);
}
export declare class RegexHandler implements HandlerSync {
    private readonly config;
    readonly name: string;
    /**
     * NIST 800-63B:
     * Password complexity: Users’ password choices are very predictable,
     * so attackers are likely to guess passwords that have been successful
     * in the past. For this reason, it is recommended that passwords chosen
     * by users be compared against a “black list” of unacceptable passwords.
     * This list should include dictionary words, and specific words (such as
     * the name of the service itself) that users are likely to choose.
     *
     * This handler black lists passwords that matches defined regular
     * expressions, such as specific words related to the service itself.
     */
    constructor(config: RegexConfiguration);
    handleSync(password: string): Result;
}