Removing Office Macros Using LibreOffice

libre office macros remove

I often have to generate technical documents, and although I often use my standard templates, sometimes a customer provides me their preferred template. This happened last week, and I was surprised to see a warning message when I opened the Word template that had been provided. The warning read, “This document contains macros. Macros may […]

Chrome Has DNS Cache!

Chrome DNS cache

I have been traveling and was noticing that my Chrome browse was “acting up”. I used the “Clear Browsing Data…” menu option, but this did not resolve my issues. What could be happening? Well, upon googling (obviously with a browser that wasn’t Chrome), I figured out that Chrome caches DNS entries. And, that cache could […]

Juniper Announces ScreenOS Vulnerabilities

Juniper ScreenOS

You are probably already aware of this announcement, but I thought it prudent to post anyway. Apparently, Juniper somehow released a vulnerable ScreenOS, versions 6.2.0r15 through 6.2.0r18 and 6.3.0r12 through 6.3.0r20. And, had now released a patch. Juniper claims the exploit has not been reported as exploited by customers. But, it’s unclear how customer would […]

Comparing Industry Certifications

I am constantly asked to comment upon computer industry certifications. I have two certificates myself, the PMP and the CISSP, and somehow that makes me an expert! People ask me all sorts of things such as, “What should I do to study?”, “Is the certificate worth the cost?”, “Which one is better?”, and “Which one […]

Understanding DVI Connectors

understanding DVI connectors

Today, I received my new LED monitor. It was supposed to come with a VGA interface and an HDMI interface. Well, that wasn’t exactly accurate. It came with two micro HDMI interfaces — one labelled DVI and the other labelled VGA. Looking at the thinness of the monitor, I could tell why the design team […]

My Experiences with Google ChromeCast

How to install Google Chromecast

So, we have this large monitor that we call a television. It hardly gets used and I was hoping to change that by making it more capable. I wanted to be able to display my laptop screen on the television, so I purchased the Google ChromeCast. The price point of $35 was reasonable. To get […]

Installing Splunk on Windows 2008R2

Installing splunk on windows

Today, I downloaded and installed Splunk ( which is a “Security Information and Event Management” (SIEM) tool. Or, to put it another way, the big brother to a regular syslog server. Splunk is touted (by its company) as providing “Operational Intelligence” to normal IT functions like debugging why a web server went down, or what […]