802.11
Laptop Expansion Options – CompTIA A+ 220-901 – 3.1
There are many ways to expand the capabilities of most laptop computers. In this video, you’ll learn about ExpressCard adapters, SO-DIMM memory modules, USB flash drives, Thunderbolt connectors, and much more.
Wireless Interface Speeds and Distances – CompTIA A+ 220-901 – 1.7
We rely on our wireless networks to provide connectivity for almost all of our computing devices. In this video, you’ll learn about infrared, near field communication, Bluetooth, and 802.11 wireless networks.
802.11 Wireless Standards – CompTIA Network+ N10-006 – 5.3
There have been numerous wireless networking standards through the years. In this video, you’ll learn about 802.11a, 802.11b, 802.11g, 802.11n, and 802.11ac network standards.
Cryptographic Hash Functions – CompTIA Security+ SY0-401: 6.2
There are many hash functions for many different circumstances. In this video, you’ll learn about MD5, SHA, RIPEMD, and HMAC hash functions.
WEP vs. WPA – CompTIA Security+ SY0-401: 6.2
802.11 networks rely on encryption to ensure the security of all wireless traffic. In this video, you’ll learn about WEP and WPA encryption and the dangers of using the wrong encryption on your wireless network.