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 […]
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 […]
What do Clocks, Cars, and Warships have in Common?
A few months ago we had Daylight Savings Time. My parents were delighted to discover that “the clock” in their car automatically adjusted itself, as did their computer. But now they had to change the two clocks in their bedroom, the two clocks in the kitchen, and several others around the house. How did the […]
Distinguishing and Combating DDoS Attacks
Cyber Attacker, Brian Krebs, wrote an article criticizing criminals who use DDoS (or Distributed Denial of Service) for extortion. They flood your servers with traffic. This makes them inaccessible to your intended audience. After a few hours of attack you receive a message explaining how you can pay to make it stop. Soon after his […]
Patch Your Samba Servers or Risk a Worse Version of WannaCry
The big cybersecurity news of the past couple of weeks has been the WannaCry worm. It took advantage of some rather old bugs, dating back to Windows XP and Windows Server 2003. We got lucky! The vulnerability, the problems in the targets, allowed unlimited abuse. But the exploit, the attackers’ code, had a built-in “kill […]