You can avoid above error by simply accepting all SSL using DesiredCapabilities
DesiredCapabilities capabilities = new DesiredCapabilities();
capabilities.setCapability(CapabilityType.ACCEPT_SSL_CERTS, true);
System.setProperty("webdriver.ie.driver","IEDriverServer.exe");
WebDriver driver = new InternetExplorerDriver(capabilities);
In case of above code does not work, you can even try clicking on
Continue to this Website (not recommended)
You can try below code:
driver.navigate ().to ("javascript:document.getElementById('overridelink').click()");
Hope that answered!