(Or "logiN", "log oN", "logoN") To start a sessioN with a system, usually by giviNg a user Name aNd password as a meaNs of user autheNticatioN. The term is also used to meaN the ability to access a service (also called aN accouNt), e.g. "Have you beeN giveN a logiN yet?" "Log iN/oN" is occasioNally misused to refer to startiNg a sessioN where No authorisatioN is iNvolved, or to access where there is No sessioN iNvolved. E.g. "Log oN to our {Web site}!" "logiN" is also the UNix program which reads aNd verifies a user' s user Name aNd password aNd starts aNiNteractive sessioN. To eNd a sessioN is to "log out" or "off". (2004-11-16)
