From Bugzilla Helper: User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.12) Gecko/20050915 Firefox/1.0.7 Description of problem: I am concerned that someone could guess our usernames/passworts by brute force attacks to the RHN web frontend. If it is possible to construct an URL for this purpose, you should take care about that. Standard techniques (read the number from this image and type it in) are available. Version-Release number of selected component (if applicable): How reproducible: Couldn't Reproduce Actual Results: Well, I am not an expert in cracking websites. But many sites improved their security by such means, recently. Additional info: