58:29

DES (Data Encryption Standard)

34:19

Lecture 1&2 part 1

53:49

Lecture 4&5

9:45

paging in operation system and Advantage and disadvantage

35:37

Lecture 3

17:35

Lecture 1&2 part 2

58:58

Network security LAP (SSH, OSPF Authentication, NTP, SYSLOG)

30:18

lec 5 cloud