WIFI SECURE: WiFi protocols versions and the speed 802.11b= 1 wifi in the market - 8 mbps 802.11g= 2 wifi in the market - 54 mbps 802.11n= 3 wifi in the market - 300/600 mbps 802.11ac= 4 wifi in the market - 1`3 gbps WHAT DO YOU NEED TO CONET TO THE INTERNET THROUGH WIFI? -Wireles NIC -AP -Router -WiFi SSID WiFi Security -Open -WEP is the most used and insecure -WPA (PSK/TKIP) have and avaeage secure is the sistema who replace WEP and it was a temporal y solution -WPA2 (PSK/AES) it replace WPA, but it isn't 100% secure. Forma hacker a WPA2 you need to be in the same WiFi. AES is the confuguration more secure now a days