Keep Your Certificates Up To Date

Someone from a major aerospace manufacturer asked me for some cybersecurity assistance a few months ago. A security audit had resulted in a worrying but mystifying warning about SSL certificates. Their secure web site would cease functioning in just a few days. We fixed that, but similar deadlines are approaching over the next two years […]
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How I Was Wrong About Kerberos

Microsoft’s Active Directory includes a version of Kerberos that has had a bad reputation. There were problems several years ago, but the criticisms are now outdated. What was the problem, and how has it been fixed? Origins of Active Directory Windows 2000 was originally going to be called Windows NT 5.0. It was released in […]
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GDPR: What You Need to Know and Do

GDPR or the General Data Protection Regulation takes effect next May. It’s an EU regulation. However, everyone must comply with it or else suffer heavy financial penalties and risk criminal prosecution. What Is GDPR? Simply put, the GDPR requires strong protection of personal privacy of people in the EU. Violations can lead to crippling fines, […]
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Helping Users Understand Cybersecurity: Availability Becomes Reliability

Last week I explained how I thought that “Accuracy” was a better term than “Integrity” when we are communicating with users. The week before that, I said that “Privacy” is a better term than “Confidential”. This is part of my wild idea for replacing “CIA” with “PAR”. Privacy, Accuracy, and Reliability. What Does “Available” Mean […]
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Helping Users Understand Cybersecurity: Integrity Becomes Accuracy

In a previous blog post I explained how I thought that “Privacy” was a better term than “Confidentiality” when we are communicating with non-specialists. Everyday users must play their role in protecting information. This is part of my heretical suggestion that we would should replace “CIA” with “PAR”, as in Privacy, Accuracy, and Reliability. What […]
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