Firefox ignores option selected=“selected”, Selected = '"

This behaviour is hard coded in FF.

Add autocomplete="off" HTML attribute to the respective select tag.

Secure Connection Failed + Firefox + Selenium

FirefoxProfile firefoxProfile = new FirefoxProfile();

firefoxProfile.setAssumeUntrustedCertificateIssuer(false);

Webdriver  driver = new FirefoxDriver(firefoxProfile);