So you did the right thing and updated your WordPress site as you were leaving for that well deserved holiday and suddenly everyone sees an error message instead of that great new sports jacket you posted this morning. Usually this is when most of us scratch our heads and try to remember if there was…
Author: bpellerin
Windows 7 share no longer allows users to connect.
You may have encountered a problem where Windows 7 and Windows Server 2008 R2 shares suddenly no longer works. I ran into this on a Windows XP virtual machine (VM) when trying to connect to a Windows 7. One day it worked and the next it errored out.
Windows 10 has high disk usage 100% after update
Windows 10 has high disk usage 100% after update This issue has come up on a variety of hardware from multiple vendors. At first we tried the usual things. Make sure it isn’t an application that is synchronizing or using the drive Dropbox Outlook Windows Updates Anti-virus scan Try to disable indexing on the drive…
How to counter the Meltdown and specter security flaws
Unless you have been avoiding all news lately, you have no doubt seen or heard countless reports on two security flaws discovered in Intel, AMD and Arm processors. These, combined, affect pretty much everything built in the last 15 years or so. Without going into all the details, reports appear to indicate that the only…
WiFi WPA2 protocol flaw discovered (Key Reinstallation Attack). What to do.
As we tweeted on Oct 17, 2017, a major WPA2 flaw has been discovered by Mathy Vanhoef of KU Leuven in Belgium. WPA2’s cryptographic protocols could be exploited to read and steal data that should be secure.
Crypto Currencies or Gold?
It goes without saying that most people have heard of crypto currencies. Those digital “dollars” based on something called a block chain. Allow me to confess that I didn’t pay much attention to Bitcoin at first. As an IT expert and a writer about the financial markets many are shocked that I didn’t “get it”….
Windows 10 Remote Destop Services Port Redirector hangs, is unresponsive
Windows 10 Remote Desktop Services Port Redirector crashes. Hanging or freezing isn’t usually. I imagine this problem goes undetected since so few people turn on the remote desktop service on their Windows 10 computers. In this particular case, the problem was on a Dell Optiplex. It started after an update.
Estimating the space requirements for a small server room
Small companies relocate all the time. Many companies appear to get stuck improvising rooms to put the equipment and often end up using a closet. In such cases, poor ventilation ends up causing undo stress of the equipment and bringing some devices to a premature end. I saw one switch that looked like it had…
Motorola scanner cannot connect to RDP Windows 2012 R2
Trying to connect a Motorola PocketPC handheld scanner gives the error “because of a security error, the client could not connect to the remote computer. Verify that you are logged on to the network, and then try connecting again.” This is caused by the X509 certificate on the server.
VMware vSphere ESXi 6.5b released
VMware has released version 6.5b of their hypervisor vSphere ESXi. This release of vCenter Server 6.5.0b delivers a number of bug fixes. From Vmware’s site: Updates to time zones in the Linux Guest Operating System customization. vCenter Server Linux guest operating system customization supports latest time zones. For more information on time zone changes and…