Wednesday, 9 January 2019

System & Network Threats Security

  • Worms - use spawn mechanism; standalone program
  • Internet worm
 - Exploited UNIX networking features (remote access) and bugs in finger and send-mail programs. (See next slide)
          - Grappling hook program uploaded main worm program
  • Port scanning
          - Automated attempt to connect to a range of ports on one or a range of IP addresses
  • Denial of Service
           - Overloaded the targeted computer preventing it from doing any useful work.
           - Distributed denial-of-service (DDOS) come from multiple sites at once.



0 Comments:

Post a Comment

Popular Posts

Categories

Android (21) AngularJS (1) Books (3) C (75) C++ (81) Engineering (13) FPL (17) HTML&CSS (38) IS (25) Java (85) PHP (20) Python (83) R (68) Selenium Webdriver (2) Software (13) SQL (27)