Category Archives: Security

Can you crack a code?

Saw this on Bruce Schneier’s blog, it’s the FBI’s Dec 2008 cryptanalysis problem. Can you crack a code? Good fun.

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SSH updates

The Past: I’m a long-time user of SSH. I presume that I was typical in my initial use of it for secure access to remote servers. But I quickly became familiar with its port-forwarding capabilities, and have often set up intricate webs of connected and nested tunnels, in order to negotiate the problems of multiple […]

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RFID being tapped to stifle exam cheaters

Not convinced about the usefulness of this RFID application, reported on Ars Technica: RFID being tapped to stifle exam cheaters Given that this only seems to be used to check if all the exam papers are still in the package. Surely, someone could count them? Also, it doesn’t seem to account for the fact that […]

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My voice is my passport

Wow, this is the second movie reference in 2 posts. You may have guessed that I’m interested in security and alternative computer input/output systems. This morning, I saw this post “Voice biometrics: coming to a security system near you.” about banks using voice print technology. Interesting discussion about using voice to combine 2 id methods, […]

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Eyeball-tracking camera could change real-world ads

Interesting story about a camera that can count eyes. They suggest that it might be used by advertising companies to count the numbers of eyes that have looked at particular ads. Eyeball-tracking camera could change real-world ads Getting closer to the ads in “Minority Report” This might be interesting for anyone researching computer vision or […]

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“lsof” command

Just found out about this command today. “lsof” displays information about open files by processes on *nix systems (including network “files” – TCP/UDP). I don’t know how I managed to miss such a useful command over the years. As an example, listing network ports (which I would previously have done with netstat): # lsof +c0 […]

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With desktop camera, your face can be your password | CNET News.com

Just noticed this story (via a link from LifeHacker) With desktop camera, your face can be your password | CNET News.com The company produces a 3D desktop camera that can be used for authentication. So instead of entering a password, smartcard or fingerprint, your face can log you into a computer (or open a door). […]

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The Lockdown: Locked, but not secure – Engadget

Just noticed this on Engadget. It’s a discussion about the security of doorlocks, it will need further investigation on my part. The Lockdown: Locked, but maybe secure (part 1) refers to the previous articles: The Lockdown: Locked, but not secure (Part I) – Engadget The Lockdown: Locked, but not secure (Part II) – Engadget

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