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The dangers of free cloud-based storage
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Modern ejabberd configuration
ejabberd is one of the most widely used XMPP servers. It is easy to get it running for text-based messaging with a few configuration changes. However, to obtain a smoothly running modern feature set is harder. The configuration documentation is detailed, but even for a seasoned systems administrator or XMPP guru, a lot of questions…
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DNSSEC: Beware during algorithm transitions
DNSSEC is cool. It easily adds security to probably the most important enabling protocol in today’s Internet: No web pages could be found, email delivered, or instant message received, without the Domain Name System (DNS). DNSSEC also enables DANE, a step forward for certificates for most applications. Sometimes you want to change a few settings.…
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XMPP server hands-on comparison: ejabberd vs. Prosody
Having been involved in testing an open-source XMPP web client (JSXC) against ejabberd and Prosody, I have noticed the following differences that I would like to share, to make it easier for you to decide. Please note that I have done more with ejabberd, so there will naturally be more nitpicking there, but also more…
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MoDeNA: Enhancing User Security for Devices in Wireless Personal and Local Area Networks
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Datenschutz und Datensicherheit in der medizinischen Praxis
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X.509 User Certificate-based Two-Factor Authentication for Web Applications
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Weg vom Internet der (unsicheren) Dinge
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Open Education Day 2017: Open Source Solutions for Schools
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SARA-Service: Langzeitverfügbarkeit und Publikation von Softwareartefakten
