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Jaime K
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Exporting User List from Active Directory
Sometimes you just need a simple file with a list of users in it. In my case, I've made various programs to streamline and automate the work of my department. We "feed" one of these programs user data from Active Directory and elsewhere so it can make and ...
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Google Cloud Print and Web Filters
At work, I have three LANTronix XPrintServer systems to make printers available to our chromebooks -- one for each school's printers. Recently, two schools' printers were listed as "Offline" and one wasn't. I eventually realized that my web filter was int...
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G Suite and Social Security Numbers
A nearby school was hit with a spearphishing attack not long ago. As a result, their employee's personal information, including social security numbers, were stolen. To protect my coworkers from a similar attack, I set up an email filter to catch messages ...
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Email Security Presentation
I recently had the opportunity to offer email security training to my coworkers. A few days later, our payroll clerk received a spear phishing message and realized it was a scam. She is quite sharp and probably would have spotted it anyway, but it got me ...
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Google Drive and a Second Chromebook
When you buy a Chromebook, it usually comes with a two year upgrade of an extra 100GB on your Google account. What I didn't know, was if you could use the promotion again after the two years ended. For example, I signed up for a free preview of YouTube Red...
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Disable iCloud Login Prompt
In order to assist users in accessing Apple's online tools, MacOS prompts users to login to iCloud the first time that they login to a Mac. This can be very helpful for home users, but is largely in the way in multiuser environments, such as most schools. ...
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SFTP Connections from PowerSchool
At my job, we store student data in a program called PowerSchool. One of PowerSchool's features is AutoSend. AutoSend can make a text file full of data and send it to another computer over SFTP. This is very useful, as it allows student data to be enter...
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Restarting snmpd on MacOS X Server
Recently, I needed to update the SNMP settings on some old MacOS X file servers that I was monitoring. There was no GUI to change the SNMP settings on those, only to start and stop it. Since I was using the command line to reconfigure lots of other server...
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FreeBSD Updates (Semi-)Automatically
Keeping servers up to date with security patches is a challenging task. No one likes server outages, upgrades could break things, etc. This is what I do on FreeBSD systems to safely manage updates. First, login as root. Then make sure that /etc/aliases i...
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PowerSchool Gradebook on Chromebook
This school year, I had a few high school teachers beginning to use chromebooks as a full-time tool. Generally, there were two complaints: They weren't able to print and they couldn't run the (Java based) PowerSchool gradebook program. The printing issue...
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