When agile fails: Mindsets

For quite some time, we’re involved in several agile projects. At confirm IT solutions, we love to be as agile as possible. We do everything to support agile methodoligies. We also support and work in agile enterprise teams, especially for automation and DevOps topics.

Unattended upgrades in Debian

We use Debian for our systems. Not only because we love it, but also because you can harden and secure it very well. One of the many security precausions for Debian-based Linux distributions are unattended upgrades.

Mastering Vim: Motions and marks

This time I’d like to talk about some some useful tips how to move through a file. Vim motions and marks cannot only be helpful to jump to a specific location, but also to select, copy-paste and delete text passages.

Mastering Vim: Opening files

I think every *NIX admin knows this little gem – the Vi or Vim (Vi Improved) text editor. While the origin vi was written by Billy Joy, vim was cloned, improved and released in 1991 by Bram Moolenaar. In the blog series Mastering Vim, I’d like to show you some tips & tricks.

SSL Certificate with SubjectAlternativeName (SAN)

If you want to create an SSL certificate for multiple subdomains, you could either use a wildcard certificate like *.example.com or you could use an SSL certificate with SubjectAlternativeName (SAN). For example, if you create an SSL certificate with SubjectAlternativeName (SAN) like this: CN: gitlab.example.com SAN: registry.example.com, mattermost.example.com In my understanding it was one main […]