S. K. Ganiyev, M. M. Karimov, ica. Tashev

Network Security - measures that protect the network infor­mation from unauthorized access, accidental or intentional inter­ference with normal activities or attempts to destroy its components. Includes the protection of hardware, software, data.

Безотказность - способность системы выполнять возло­женные на нее функции в требуемый момент времени в задаваемых условиях.

Buzilmaslik - tizimning unga yuklatilgan vazifalanni, berilgan sharoitda istalgan vaqt onida bajarish qobiliyati.

Reliability - The ability of the system to fulfill its function in the desired time in the given conditions.