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Blog Post Oct 04, 2024
Despite years of awareness, basic cybersecurity practices like strong passwords, MFA, and phishing alerts are still essential in our fast-paced world.
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Podcast Sep 16, 2024
Root Causes 421: FIDO 2 Implementation Problems
White hat researchers have raised concerns about FIDO 2 (AKA WebAuthn). We explain.
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Podcast Apr 29, 2024
Root Causes 382: Mobile Phone Malware Steals Faces for Access
New malware photographs users' faces to defeat authentication mechanisms. Biometrics are not "secrets."
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Podcast Sep 29, 2023
Root Causes 335: When MFA Is Not MFA
A social engineering attack to steal a one-time password (OTP) to enable unauthorized access is further exploited by a cloud backup feature.
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Podcast Oct 21, 2022
Root Causes 249: What Is MFA Exhaustion?
Recent high profile attacks that were enabled by defeating MFA. We explain the concept of MFA fatigue and why it is an enabler for these attacks.
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Podcast Sep 29, 2022
Root Causes 245: One Time Passcode as a Liability
A recent article from Brian Krebs advances the idea that using OTP MFA may actually be a liability to security. We explain that reasoning.
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Podcast May 02, 2022
Root Causes 220: The Difference Between OTP and Passwordless
In this episode we clarify the difference between OTP services and passwordless authentication.
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Podcast Apr 05, 2022
Root Causes 214: New DUO MFA Flaw Explained
A recent FBI warning cautions organizations about exploits based on misconfigured DUO MFA. We explain this exploit and why it is noteworthy.
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Podcast May 20, 2021
Root Causes 164: Examining MFA Through out-of-Band Phone Calling
We explore out-of-band phone calling as a MFA method, including, what attacks it defends against successfully, and what attacks can circumvent it.
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Podcast Feb 05, 2021
Root Causes 147: Google Titan Secure Key Attack
A new attack allows cloning of the Google Titan secure key. we describe this attack and its implications for Titan and other secure keys.
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Podcast Dec 21, 2020
Root Causes 137: SolarWinds Supply Chain Attack and Digital Identity
The SolarWinds supply chain attack i includes unusual manipulations of digital identity and certificates. We explore these aspects of the attack.
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Podcast Dec 04, 2020
Root Causes 132: Examining MFA Through Soft Tokens
In our ongoing examination of MFA, we examine authentication through soft-token OTP (one-time passcode) and compare it to SMS tokens and hard tokens.