What are three security problems with Wi-Fi Protected Access （WPA）？（）A、WPA is based on the outdated IEEE 802.11i standard.B、WPA uses RSN，which uses the same base encryption algorithm as RC4.C、WPA requires a hardware upgrade that may not be supported by all vendors.D、WPA uses TKIP，which uses the same base encryption algorithm as WEP.E、WPA is susceptible to a DoS attack when it receives two packets in quick succession with bad MICs，forcing the AP to shut down the entire Basic Service Set （BSS） for one minute.F、WPA is susceptible to a security weakness when preshared keys are used.
What are three security problems with Wi-Fi Protected Access （WPA）？（）
- A、WPA is based on the outdated IEEE 802.11i standard.
- B、WPA uses RSN，which uses the same base encryption algorithm as RC4.
- C、WPA requires a hardware upgrade that may not be supported by all vendors.
- D、WPA uses TKIP，which uses the same base encryption algorithm as WEP.
- E、WPA is susceptible to a DoS attack when it receives two packets in quick succession with bad MICs，forcing the AP to shut down the entire Basic Service Set （BSS） for one minute.
- F、WPA is susceptible to a security weakness when preshared keys are used.
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多选题Which two statements best describe the wireless security standard that is defined by WPA？ （Choose two.）（）AIt specifies use of a static encryption key that must be changed frequently to enhance security.BIt requires use of an open authentication method.CIt specifies the use of dynamic encryption keys that change each time a client establishes a connection.DIt requires that all access points and wireless devices use the same encryption key.EIt includes authentication by PSK
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