//清除cache

        browser.getCacheStorage().clearCache();

        browser.getLocalWebStorage().clear();

        browser.getSessionWebStorage().clear();

        //清除cookie

        CookieStorage cookieStorage = browser.getCookieStorage();

        List<Cookie> cookieList = cookieStorage.getAllCookies();

        for (Cookie cookie : cookieList) {

            if (cookie.getDomain().contains("baidu"))//根据需求进行配置

                cookieStorage.delete(cookie);

        }

        cookieStorage.save(); //需要保存

        BrowserContext browserContext = BrowserContext.defaultContext();

        NetworkService networkService = browserContext.getNetworkService();

        networkService.setCertificateVerifier(new CertificateVerifier() {

            @Override

            public CertificateVerifyResult verify(CertificateVerifyParams params) {

                // Reject SSL certificate for all "baidu.com" hosts.

                if (params.getHostName().contains("baidu.com")) { //根据需求进行域名修改

                    return CertificateVerifyResult.INVALID;

                }

                return CertificateVerifyResult.OK;

            }

        });