An electronic device according to various embodiments may comprise a display, a processor, and a memory. The memory may store instructions which, when executed, cause the processor to: identify at least one harmful link among links corresponding to objects included in a web page, on the basis of a first condition; and display the web page including an indicator on the display, wherein the indicator indicates harmfulness of the identified link. In various embodiments of the present invention, other variant embodiments may be possible.