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.
WPA means Wi-Fi Protected Access. WPA is a security standard for Wi-Fi enabled devices with wireless internet. WPA is a type of data encryption that provides user authentication. WPA's encryption method is called TKIP or Temporal Key Integrity Protocol. source: I major is cyber security.