Root Causes: A PKI and Security Podcast
Root Causes 164: Examining MFA Through out-of-Band Phone Calling
May 19, 2021
In our ongoing series of episodes on MFA, we explore the plusses and minuses of out-of-band phone calling. Our hosts explain how this form of MFA works, what attacks it defends against successfully, and what attacks can circumvent it.
Digital certificate industry veterans Tim Callan …
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