Long: junk-session-cookies Short: j Help: Ignore session cookies read from file Protocols: HTTP See-also: cookie cookie-jar Category: http Example: --junk-session-cookies -b cookies.txt $URL --- When curl is told to read cookies from a given file, this option will make it discard all "session cookies". This will basically have the same effect as if a new session is started. Typical browsers always discard session cookies when they're closed down.