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Linux Home Directory permissions change – 10am on 10/12/2021

We will be making a slight home directory permissions change for all users on our systems. The end result will lock down access to user home directories so that only the owner of the account can access the files. We expect this to only affect a very small minority of users who have specifically opened [...]

2021-10-11T19:16:40-08:00October 11th, 2021|

Fall 2021 – Time for a new wave of phishing scam emails

At the start of each academic year, we usually see a variety of attempts by scammers and other miscreants to try and steal your credentials, get you to give up money or personal information, or get you to run malware. This term is already up and running with a “Covid Test” phishing campaign. Make sure [...]

2021-09-24T23:12:50-08:00September 20th, 2021|

Fall 2021 – FAB/EB building and computer lab access for MCECS students

Starting Fall term, access to the FAB/EB building is by PSU ID Badge only. We have added an online portal for MCECS students to request 24x7 access to FAB/EB and the following computer labs: FAB MCECS General Lab “Intel Lab” - FAB 55-17 EB MCECS General Lab “CadLab” - EB 325 CS “Particle” Linux Lab [...]

2021-09-20T01:27:01-08:00September 17th, 2021|

Ruby and Rita SSH Keys changing – config changes will be needed

If you are a user of the following Linux systems, read on: linux.cecs.pdx.edu ruby.cecs.pdx.edu rita.cecs.pdx.edu At about noon on Monday, August 2nd, 2021, we will be changing the SSH keys on the Linux computers listed above. Anyone who has been logging into these systems on a regular basis will be greeted with a verbose “host [...]

2021-07-28T19:38:53-08:00July 28th, 2021|

Changes to SSH host keys

In an attempt to modernize our SSH infrastructure, we’ve made some changes to SSH keys on our Linux computers. We’ve disabled DSA host keys, and enabled new ECDSA and ED25519 host keys. This process took a few days, and during that time a few hosts had their keys changed. If you are experiencing problems trying [...]

2021-07-27T18:34:15-08:00July 27th, 2021|

Keep your guard up against Ransomware Attacks

As seen in recent headlines, institutionally targeted ransomware attacks are on the rise. The initial entry for these attackers seem to use many of the same techniques that we have seen in the past so it is becoming very important, as frequent computer users, to keep our guard up. This is particularly important for faculty, [...]

2021-06-07T18:53:30-08:00June 7th, 2021|

What’s new and other info for MCECS computer users – Fall 2020

Greetings from the Computer Action Team! Fall 2020 is going to be a remotely-accessed experience for most MCECS users. Whether you’re a student, faculty, or staff, you can learn more about your MCECS account by following this link: https://cat.pdx.edu/users/getting-help/ We have built a resource that catalogs many of the most commonly asked questions we encountered [...]

2020-10-01T13:39:34-08:00October 1st, 2020|

Linux Login Changes for CAT supported systems (switching to Kerberos)

Logins to most CAT supported Linux systems are moving to a different underlying authentication system (known as “kerberos”). Here are the potential side effects of that change. 1) Login using password This is the most common method used for logging in. With a few exceptions, users will not notice any change. If you are unable [...]

2020-11-23T18:39:17-08:00September 9th, 2020|

PhpMyAdmin/phpPgAdmin going behind MCECS authentication

MySQL and Postgres users, As a security measure, we are putting the externally available web interfaces for our user based MySQL and Postgres database servers on db.cecs.pdx.edu behind MCECS authentication. This means that users who want to get to those interfaces will have to first authenticate with their MCECS credentials (login/password). For MySQL details, see: [...]

2020-07-27T01:45:15-08:00July 27th, 2020|
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