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On Risk-Based Authentication

Schneier on Security

Interesting usability study: “ More Than Just Good Passwords? A Study on Usability and Security Perceptions of Risk-based Authentication “: Abstract : Risk-based Authentication (RBA) is an adaptive security measure to strengthen password-based authentication. Paper’s website.

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Failures in Twitter’s Two-Factor Authentication System

Schneier on Security

Twitter is having intermittent problems with its two-factor authentication system: Not all users are having problems receiving SMS authentication codes, and those who rely on an authenticator app or physical authentication token to secure their Twitter account may not have reason to test the mechanism.

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NIST Recommends Some Common-Sense Password Rules

Schneier on Security

Verifiers and CSPs SHOULD permit a maximum password length of at least 64 characters. Verifiers and CSPs SHOULD accept all printing ASCII [RFC20] characters and the space character in passwords. Verifiers and CSPs SHOULD accept all printing ASCII [RFC20] characters and the space character in passwords. not truncate it).

Passwords 305
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How the SolarWinds Hackers Bypassed Duo’s Multi-Factor Authentication

Schneier on Security

Logs from the Exchange server showed that the attacker provided username and password authentication like normal but were not challenged for a second factor through Duo. The logs from the Duo authentication server further showed that no attempts had been made to log into the account in question.

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Ubiquiti: Change Your Password, Enable 2FA

Krebs on Security

Ubiquiti , a major vendor of cloud-enabled Internet of Things (IoT) devices such as routers, network video recorders, security cameras and access control systems, is urging customers to change their passwords and enable multi-factor authentication. Change your password. Click on ‘Security’ from the left-hand menu.

Passwords 355
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The Consumer Authentication Strength Maturity Model (CASMM)

Daniel Miessler

Basically, how secure is someone’s current behavior with respect to passwords and authentication, and how can they improve? The idea here is for someone in the security community—or really any security-savvy user—to use this visual to help someone with poor password hygiene. How to use this model.

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CASMM (The Consumer Authentication Strength Maturity Model)

Daniel Miessler

Basically, how secure is someone’s current behavior with respect to passwords and authentication, and what can they do to improve? The idea here is for someone in the security community—or really any security-savvy user—to use this visual to help someone with poor password hygiene. How to use this model.