Passwords are obsolete

Re:Passwords are obsolete by ybaumes on Sunday April 13, 2014 @03:36PM (#7582615)

Is sms channel really secure? Isn't it a plain text channel, as opposed to an unencrypted channel?

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Re:Passwords are obsolete by yuvadam on Sunday April 13, 2014 @03:54PM (#7582695)

SMS is encrypted on GSM control channels using the broken A5/1 stream cipher which has well-known weaknesses.

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Re:Passwords are obsolete by anaphor on Sunday April 13, 2014 @06:52PM (#7583481)

and the base station can _disable_ encryption completely without any warning given to the cellphone user.

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