| A | B |
|---|
| 802.11 | 802.11 The most recent encryption standard that provides improved encryption for wireless networking. |
| 802.11i | A complete wireless standard that adds strong encryption and authentication security to 802.11 and relies on 802.1x as the authentication mechanism. Also referred to as WPA2. |
| adware | Malicious code that enters the computer system while installing some software applications, and is usually distributed through freeware. |
| AES | (Advanced Encryption Standard) A feature of WPA2 that provides cipher-based Counter Mode with Cipher Block Chaining Message Authentication Code Protocol (CCMP) encryption for even greater security and to replace TKIP. |
| accelerometer | Mobile technology that can determine the orientation of a device with a sensor that measures the acceleration of the device direction. |
| airplane mode | A mobile device setting that you can use to quickly disconnect the mobile device from Wi-Fi and cellular connections, as well as disable the ability to send and receive calls, email, and text messages. |
| accessibility | The use of assistive technology to make computers available and easier to use. |
| all-in-one computer | A computer that has the monitor and the computing components all built into one physical device. |
