Kategori: Cyber Security

Amazon Alexa, Google Assistant and other digital voice assistants are rapidly moving from the home to the workplace. Along with the many potential benefits, there are concerns to consider. The idea of asking a voice assistant to set reminders, answer questions, and remember ideas is compelling. I can see using them in meetings and training […]

Spammers and phishers often forge email “from” addresses to make their messages look legit. DKIM (DomainKeys Identified Mail) is a tool designed to help these forgeries. The idea behind DKIM is straightforward: an outgoing mail server digitally signs an email message and the receiving system, or perhaps the mail client itself, verifies the signature. In […]

The first step in solving a problem is to recognize that it does exist. Zig Ziglar It is important for us to know what the weaknesses in computer systems in order to know how to secure them. To that end MITRE maintains lists of computer vulnerabilities and weaknesses in software systems. They recently updated the […]

This whole deepfake thing has me concerned and bordering on frightened. And I’m not the only one. I wrote earlier about how neural networks can make realistic-looking faces. They are getting better. A whole collection of the faces is now available for free. These are faces of people who do not exist at all. Samsung […]

NAT (Network Address Translation) is an IPv4 tool that is not used in most IPv6 deployments. This has caused some users to ask whether IPv6 is as secure as IPv4. What is NAT? NAT is a tool that allows multiple computers behind an Internet connection to share the single address of that connection. Thus, if […]