Method and device for detecting website address

The invention provides a method and device for detecting a website address. Whether a website where a user logs in is legal is determined. After the website address is obtained, the website address of the website is analyzed, and security detecting can be conducted first, wherein corresponding security operation can be executed for security-related websites detected through a security list. If the security-related websites are not detected through the security list, legality detecting can be carried out, and whether a root domain name which the website address belongs to exists in a legality list is detected. Thus, by means of the method and device, the security of the website address can be detected, and the legality of the website address can also be detected; when a user logs in to a website address and gets no security-related prompt, the legality prompting can be further conducted to prompt the user that the website is a legal website so that the user can browse the website at ease.