Your smartphone is replacing your hotel room key. Starting Wednesday, guests will be able to use their smartphones as room keys at ten Starwood hotels (HOT) around the world. The technology will ...

that can emulate the same radio frequency and unlock doors. The attack designed by F-Secure’s research, however, allows for the creation of a master key from any hotel room key, so long as it ...

the hotel may not support digital hotel key cards.) Sign into your Google account. Tap "Add" followed by "View in Wallet." You can then use it by unlocking your phone before holding the back of ...

Your smartphone is replacing your hotel room key. Starting Wednesday, guests will be able to use their smartphones as room keys at ten Starwood hotels (HOT) around the world. The technology will ...