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IT Center Blog

Kategorie: ‘Support, Services & Updates’

E-Mail Security – The SMTP Protocol and Its Problems (Sending and Receiving)

July 27th, 2022 | by
 Technical graphic for receiving and sending e-mails

Source: Freepik

In our first article on the topic of e-mail security, we gave an insight into the historical development of email. We briefly explained how email exchange works and referred to the statistics of the email service at RWTH Aachen University.

Today we’ll tell you about the transmission protocol “Simple Mail Transfer Protocol” (SMTP) and its pitfalls.

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API in DNS-Admin

July 13th, 2022 | by
Abstract representation of a programming interface based on shapes

Source: Pixabay

From now on, Application Programming Interface-Tokens (API-Tokens) simplify and automate the processes in DNS. Changes can now be easily accessed via the DNS admin using API tokens from a script or other software. One advantage that results from this: Time and clicks will be saved.

We have summarized for you what exactly is behind this and how the whole thing works.

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Overleaf Pilot Project Goes into Extension

July 11th, 2022 | by
Programmed hands symbolizing cooperation

Source: Pixabay

We have great news to announce: The Overleaf service, which enables collaborative editing of LaTeX documents, is extending its pilot until February 2023!

What exactly the service is and what features it includes, we have summarized for you in this blog post.

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Cleaning up the Microsoft Accounts

July 6th, 2022 | by
Cleaning utensils in bag

Source: Freepik

“Tidiness is half the battle” – for this reason, we have now started a clean-up campaign of the Microsoft accounts in the RWTH-Tenant!

“But what actually is the RWTH-Tenant? What is this cleanup campaign all about? Does it affect my Microsoft account?”

We have summarized the answers to these and other questions for you in today’s article, so that you don’t miss any important information on the topic of Microsoft 365 at RWTH Aachen University and stay up-to-date on innovations in good time. Read the rest of this entry »

Connecting Multiple Apple Devices to Eduroam

July 4th, 2022 | by
top view wifi symbol with smartphone sim card

Source: Freepik

Some students and staff receive a connection error when trying to connect to eduroam on multiple Apple devices at once. The Apple keychain prevents connecting to eduroam when using multiple eduroam identifiers.

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Archive Migration – The Journey Continues!

June 29th, 2022 | by

 

Mammoth

Source: Pixabay

Archive migration is probably what is called a mammoth project in IT. In addition to the enormous size of around 1.7 petabytes (PB) that needs to be migrated, some of the data has been stored in the archive for a very long time. This in itself is a great result and testimony to a secure and stable archive, but this circumstance caused the project team around the archive migration one or the other challenge.

 

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Feedback on the Beta Version of the RWTHapp 2.0

June 24th, 2022 | by
Cat at mobile phone with app

Source: Own illustration

As part of the beta test, you had the opportunity to test the new RWTHapp in advance in mid-May – which around 3,000 of you did diligently. With the help of your feedback, we are now continuing to work on the app, which is expected to be ready for launch in the course of the coming winter semester 2022/2023 and will accompany you through your daily university life.

Of course, we do not want to deprive you of the results of the beta test and have summarized them for you in this report. Read the rest of this entry »

E-Mail Attachments and Their Challenges

June 22nd, 2022 | by
Electronic document on laptop screen

Source: Freepik

Everybody has experienced this: You are working on documents with several people. When the work statuses then need to be exchanged, there are various approaches.

Still popular is the sending of attachments via e-mail. Sounds easy, but it can cause some difficulties.

To support you at this point, the IT Center has prepared a handout on how to deal with attachments. But let’s start from the beginning…

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E-Mail Security – E-Mail & Mail Statistics at RWTH

June 15th, 2022 | by
Paper with @-Sign

Source: Freepik

About 50 years ago, the first e-mail was sent – albeit between two computer systems that were part of the same local network. In the 1980s, the internet was opened up to a larger circle of users and e-mail was given its own transmission protocol “Simple Mail Transfer Protocol” (SMTP).

Even today, the exchange of messages via e-mail is undoubtedly an important way of exchanging information between parties via an asynchronous communication channel.

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