Using SSH for IoT Authentication

In a previous post, I wrote about attackers using default passwords in FTP and Telnet to compromise devices (especially IoT ones such as cameras). The compromised devices were then used to attack other devices on the Internet. I suggested users change passwords on the devices where possible but acknowledged that some were not changeable. I […]
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The Next Big Thing in Biometric Authentication: Ephemeral Biometrics

A device like a FitBit may soon greatly improve user authentication. The key to this will be ephemeral biometrics. We talk about biometric authentication in some of Learning Tree’s cyber security courses, including the System and Network Security Introduction course and the CompTIA Security+ test-prep course. But how are ephemeral biometrics different? Biometrics Today Biometric authentication […]
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Biometrics — Can You Afford to Lose a Finger?

Biometric authentication has been attracting a lot of attention recently. Every day you see people deftly swiping their thumbs over their phones to unlock them using fingerprint recognition. Iris scanning technology is being introduced to India’s national biometric ID system. It’s the largest such system in the world—with over a billion users—and is used to […]
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Ways to Manage Your SSH Keys and Identities

I wrote a series of blog posts a while ago about SSH authentication using cryptographic keys rather than passwords. I discussed why SSH keys provide easier authentication, how to set up an SSH key agent, and how to maintain multiple websites. There are two areas of security to consider regarding SSH. I think of them […]
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How Will Vehicle-To-Everything (V2X) Communication Transform Your Car?

A casual mention of Vehicle to Everything, or V2X,  in a mailing list, led me to a short article, and that led to much more. It made me aware of a project that may make huge changes to how we get around. Roads can measure cars in very limited ways today with inductive loops at […]
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