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Sigma KEE - LoggingIn
LoggingIn(logging in)

appearance as argument number 1
-------------------------


(documentation LoggingIn EnglishLanguage "Supplying credentials in some form to a Computer to access a UserAccount. Note that this only covers successful attempts. This covers actions such as supplying a user name and password, two-factor authentication with a PIN and/ or phone text message, a fingerprint reader, voice print, an iris or palm scan etc.") ComputingBrands.kif 3931-3934
(subclass LoggingIn UserDirectAction) ComputingBrands.kif 3930-3930 Logging in is a subclass of UserDirectAction

appearance as argument number 2
-------------------------


(subclass TwoFactorLoggingIn LoggingIn) ComputingBrands.kif 4264-4264 Two-factor login is a subclass of logging in
(subclass UserPasswordLogin LoggingIn) ComputingBrands.kif 3975-3975 UserPasswordLogin is a subclass of logging in
(termFormat EnglishLanguage LoggingIn "logging in") ComputingBrands.kif 3977-3977
(termFormat EnglishLanguage LoggingIn "login") ComputingBrands.kif 3976-3976

antecedent
-------------------------


(=>
    (and
        (instance ?LI LoggingIn)
        (agent ?LI ?U))
    (exists (?A)
        (hasAccount ?U ?A)))
ComputingBrands.kif 3936-3941
(=>
    (and
        (instance ?LI LoggingIn)
        (hasAccount ?U ?A)
        (accountAtSite ?A ?S)
        (equal ?T
            (ImmediateFutureFn
                (WhenFn ?LI)))
        (agent ?LI ?U))
    (modalAttribute
        (holdsDuring ?T
            (exists (?P)
                (and
                    (instance ?P ComputerProcess)
                    (agent ?P ?U)
                    (patient ?P ?S)))) Possibility))
ComputingBrands.kif 3943-3957
(=>
    (and
        (instance ?LI LoggingIn)
        (hasAccount ?U ?A)
        (deviceAccount ?A ?C)
        (equal ?T
            (ImmediateFutureFn
                (WhenFn ?LI)))
        (agent ?LI ?U))
    (modalAttribute
        (holdsDuring ?T
            (exists (?P)
                (and
                    (instance ?P ComputerProcess)
                    (agent ?P ?U)
                    (instrument ?P ?C)))) Possibility))
ComputingBrands.kif 3959-3973

consequent
-------------------------


(=>
    (and
        (instance ?LF LoginFailure)
        (agent ?LF ?A)
        (hasAccount ?A ?AC))
    (holdsDuring
        (WhenFn ?LF)
        (not
            (exists (?L)
                (and
                    (agent ?L ?A)
                    (instance ?L LoggingIn)
                    (patient ?L ?AC))))))
ComputingBrands.kif 3980-3991
(=>
    (loggedInDuring ?A ?UA ?T)
    (exists (?L)
        (and
            (instance ?L LoggingIn)
            (agent ?L ?A)
            (patient ?L ?UA)
            (hasAccount ?A ?UA)
            (earlier ?T
                (WhenFn ?L)))))
ComputingBrands.kif 4308-4316


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