Signs and symptoms of E. coli O157:H7 infection typically begin three or four days after exposure to the bacteria, though you may become ill as soon as one day after to more than a week later. Signs and symptoms include:
WPA - Wi-Fi Protected Access. Definition: WPA is a security technology for Wi-Fi wireless computer networks. WPA improves on the authentication and encryption features of WEP (Wired Equivalent Privacy). In fact, WPA was developed by the networking industry in response to the weaknesses of WEP.
Unlike WEP's hexadecimal key, WPA uses a standard password system. Although WPA offers protection from most intrusions, the Wi-Fi Alliance now recommends that users switch to Wi-Fi Protected Access 2, the latest standards-based wireless security solution derived from the IEEE 802.11i standard.