Is there any gadgets for wifi adapter or receiver?

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To connect to someone else's open connection without consent is illegal, you can be fined heavily or sent to prison for up to 5 years. Also your computer's identity is left on their router long after you finish using it, maybe up to a year. Worse, any transaction you make over open wireless can be read by anyone with a wireless machine, including your user names, sites visited, emails and even clear text passwords....Show more