Viewing profile — dnlongen

So, plugging in a malicious USB storage device can not only execute malicious code, but can do it with elevated privileges. Can it be done on a locked PC or must a user be actively…

When one's profession involves network security, sometimes it helps to capture network communication to analyze. For about $10 in parts, you can easily build a network tap to captu…

Step by step instructions for either removing Flash Player, or updating it and setting it to "click to play" (ask you before playing Flash content). Critical in light of the Hackin…

Central Texas suffered a catastrophic flash flood during Memorial Day weekend; this article looks at the disaster response, and draws some lessons that apply to all sorts of incide…

+1 for a thorough walkthough. I'm not quite ready to +1 the idea though. It's intriguing, but seems to open a user up to abuse. Unsolicited messages (email, SMS, IM, DM, Facebook, …

Port-mirroring would work for any traffic that traversed the smart switch ... I actually tried that at one point, but it's somewhat limited: > If the smart switch is on the LAN sid…

There are a couple of shortcomings in the current approach. I'd welcome suggestions for how to improve this. The problems I see are: 1. The alert tells me the IP address of the off…

Rather encouraging to see mainstream media describe hacking accurately: "...insights about how various systems worked — and in some cases could be made to do things their creators …