Julian Joswig: IT Blog

Quick hint: GAget - Google Analytics Widget for Mac OS X Dashboard

Written on 09. Mar 2018, 14:06

» Weiterlesen.


Delay iOS updates on Supervised devices with iOS 11.3

Written on 03. Feb 2018, 08:56

As with all iOS x.3 (i. e. 9.3, 10.3) updates, Apple addresses mainly enterprise users. This time, Apple integrated a new useful functionality that will make IT departments feel relieved: on devices with iOS 11.3 there is a possibility to delay system updates for up to 90 days. The release of iOS 11.3 is expected for Spring 2018. » Weiterlesen.


Third-Party Keyboards in Enterprises - A quick analysis of risks

Written on 19. Dec 2017, 19:40

The use of third-party keyboards is widespread, especially in the private sector. The spread is explained by the advantages of such extensions, as they facilitate the creation of longer texts on touchscreens of modern smartphones considerably, for example, by the following functions:

  • Swiping gestures allows messages to be typed much faster
  • Through powerful analysis algorithms, words can be proposed and easily adopted through autocompletion
  • By providing speech recognition, texts are now recognized quite reliably
At first glance, these features may be helpful to increase productivity significantly. However, the risks involved in using the functions must not be disregarded.

» Weiterlesen.


The security behind Touch ID and Face ID

Written on 27. Oct 2017, 11:47

With the introduction of iPhone X and the new biometrical security feature Face ID in September 2017, new security concerns of users arise. In the center of all discussions are concerns regarding data privacy, since the iOS devices are now storing finger prints (Touch ID) or the users' face (Face ID). The following article focuses on diminishing with (negative) rumors and gives an overview about the topic. » Weiterlesen.


Provisionally add iOS to Apple Device Enrollment Program

Written on 26. Sep 2017, 20:09

Since the release of iOS 11 and Apple Configurator 2 (version 2.5) on September 19, 2017, it is now possible to add iOS devices provisionally to the Apple Device Enrollment Program (DEP). This possibility now offers new opportunities for companies. » Weiterlesen.


Automatic renewal for Let's encrypt certificates

Written on 20. Aug 2016, 11:54

I have been using SSL certificates that were issued and signed by Let's Encrypt for a few months now. Besides the fact, that those SSL certificates are signed for free and accepted and known by most of modern internet browsers and other applications (even OwnCloud recognizes them), there is one smaller impediment: the certificates are issued for three (3!) months and have to be renewed manually. I will describe in this article, how to perform automatic renewals by using Cron and only a few gimmicks.  » Weiterlesen.


Running Redmine on Windows Server 2012 R2 as Windows service

Written on 24. Jul 2016, 10:03

It is a bit complicated running Ruby, Rails and Redmine in conjunction with Microsoft Internet Information Services (IIS) on Windows. Luckily, Rails ships a build-in webserver called WEBRick that can be used to run Redmine on a Windows system, so you don't need Windows IIS then. » Weiterlesen.


Using any Ubuntu/Debian based server as Client VPN gateway (Cisco IPSec)

Written on 04. Jun 2016, 19:14

» Weiterlesen.


Yahoo's best practices for speeding up websites

Written on 08. Jan 2012, 13:55

The load time of a webpage is a crucial factor for keeping the visitor on a webpage. Too long load times cause the visitor to quit the webpage because he expects a fast and responsive webpage. Yahoo published a comprehensive guide of webdevelopment best practices that, if applied, reduce load times of webpages enhancing your user's experience. » Weiterlesen.


Hint: ssh-copy-id and different ssh port

Written on 01. Jan 2012, 18:09

ssh-copy-id is a dedicated tool to set up public key authentication via ssh between two linux machines. You will get a problem, if the ssh daemon is listening on a different port (for example: 2222). The standard ssh-copy-id command in Ubuntu Linux doesn't support a custom SSH port. According to the man page there are only a few parameters available: » Weiterlesen.


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About this Blog

What is the content of this blog, you may ask? My name is Julian Joswig and I am a big fan of IT and technology (mainly Linux, servers, networks and all related topics). Sometimes I almost bite my teeth on difficult issues. But if I have found a solution, I want to share it with the world. Professionally, I work as a management consultant in Germany with a focus on IT and business.

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