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Author Archives: muru

Is receiving an OTP via email any more secure than receiving it via SMS?

Posted on December 15, 2018 by muru

I understand that getting OTPs via email and SMS are the weakest forms of 2FA, but given a situation where these two are the only options for 2FA, is email any better than SMS?

(Assuming the email – rather, webmail – account… Continue reading Is receiving an OTP via email any more secure than receiving it via SMS?→

Posted in email, multi-factor, SMS

Can a speaker be used as a microphone?

Posted on March 20, 2017 by muru

From LWN’s security quotes of the week:

These days audio hardware usually consists of a very generic codec
containing a bunch of digital→analogue converters, some
analogue→digital converters and a bunch of io pins tha… Continue reading Can a speaker be used as a microphone?→

Posted in privacy | Tagged Audio

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