DDoS for Hire: FBI Shuts Down Amplifiers

Turning one dollar into thousands is wonderful. Turning one network packet into thousands can lead to serious trouble. How Does It Work? One of the most difficult network attacks from which to protect your network is a Denial-of-Service attack or, more accurately today, a Distributed Denial-of-Service (DDoS) attack. The idea is that an attacker compromises […]
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URL Homograph Attacks Can Deceive Anyone

“If it looks like a duck, and it quacks like a duck, it must be a duck!” Or so the famous saying goes. But that isn’t always true on the web or in print. Two symbols can look visually identical and be something completely different. By “different” I mean “be represented by different encodings”. That […]
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Fraudsters Use Padlocks, Too: More on Certificate Use and Abuse

A couple of months I wrote here about HTTPS and website security from a user standpoint. I need to add to that because bad guys can also use the digital certificates that make browsers show green padlocks or avoid notices about unencrypted sites. The issue here is that the certificate that lets a site use […]
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Medical Devices Still Aren’t Secure

Four years ago I wrote about the need to secure medical devices from potential attackers. The problem is still there and the potential for harm is just as great or greater. In October of this year (2018) the US Food And Drug Administration(FDA)’s Office of the Inspector General delivered a report entitled, THE FOOD AND […]
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Beware of Online Extortion

“We’ve been watching your browsing and…” begins yet another ransomware email. The ones I receive allege that they have my password from a porn site (I’ve never visited one), they’ve compromised my router and seen the porn I watch (again, I don’t), and that they know the password for my email server (I’ve never used […]
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