•What is the Internet?

–1946–Science Fiction Novel by Murray Leinster–Bee Hive/Ant Colony

–50s-60s–Development at Harvard and other places–For military use primarily

–1983–First TCP/IP

–1989 in Europe – CERN - Switzerland–WWW World Wide Web was born

There is NO Queen!

•No center•Complete de-centralization

What is the internet today?

•Commercial and Social networking•Entertainment

•Military use?

•Search Engines = Google?

–How does it work? –Software “robots” scanning the internet–Detects updates and checks links–Can read but are blind

–Ways to get better ranking–1 part Links–1 part Traffic –1 part Secret recipe

–Examples–Äcklig mat (Disgusting food) –Treatment for cheaters - BMW

•Search Engines = Google? Part 2

–How to use it –“site:”-command–“brackets”-command–“plus or minus”-command

–Once again –Secret recipe – That´s how they get market shares

–How can Google search the internet so fast using a slow computer?

• Malware; Virus and Spyware– SOFTWARE– Ad-Aware (”Mercenary”)– Windows Defender (”Mercenary")– Avast (“Guard” and ”Mercenary")– AVG (“Guard” and ”Mercenary")

– ONLINE SCANNING– Symantec Security Check (”Conditional

Mercenary”)