Monthly Archives: October 2017

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Linux user authentication with SSSD / LDAP

Current Linux distributions can seamlessly work as members of Active Directory domains which gives them access to the AD authentication system. However it requires the Linux hosts to "join" the AD domain, for which one has to posses some special AD privileges. In many cases this is not viable and we may only want a [...]

By |October 17th, 2017|Best Practice|2 Comments

Let’s Encrypt certbot-auto problems on Amazon Linux

Let's Encrypt certbot-auto support for Amazon Linux is still marked as experimental and as such we occasionally encounter unexpected problems. The most recent one was introduced with certbot-auto 0.19.0. During install or upgrade from previous versions you may get an error like this: Upgrading certbot-auto 0.18.2 to 0.19.0... Replacing certbot-auto... Creating virtual environment... Installing Python [...]

By |October 8th, 2017|Best Practice|1 Comment