How to handle insecure connection or untrusted certificate error chrome or firefox?

DesiredCapabilities cap = DesiredCapabilities.chrome();
cap.acceptInsecureCert();
cap.setCapability(CapabilityType.ACCEPT_INSECURE_CERTS, true);
cap.setCapability(CapabilityType.ACCEPT_SSL_CERTS, true);
ChromeOptions options = new ChromeOptions();
options.merge(cap);
WebDriverManager.chromeDriver.setup();
WebDriver driver = new ChromeDriver(options);
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FirefoxOption options = new FirefoxOptions();
FirefoxProfile profile = new FirefoxProfile();
profile.setAcceptUntrustedCertificates(true);
options.setProfile(profile);
WebDriverManager.firefoxDriver.setUp();
WebDriver driver = new FirefoxDriver(options);