From Longman Business Dictionary
archivear·chive1 /ˈɑːkaɪvˈɑːr-/ verb [transitiveT] COMPUTING to make a permanent copy of information held in a computer or to store the information so that it cannot be changed or lostOnce a month the files will be archived.
—archiving noun [uncountableU]the scanning and archiving of paper documents onto optical disks
electronic archiving systems