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Passwordless SSH still asks for password

Setting up a passwordless SSH connection is great, it helps you automate tasks that require connections to different servers by removing the need to enter passwords. You generate a private and public keypair on the source server then copy the public to the target server and connect away. Things don’t…

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Unable to register authentication agent. Cannot determine user of subject Error registering authentication agent.

We’re running Atomicorp’s Workload Security, previous known as Atomic Secure Linux, and have started getting the following error whenever we restart any service. ** (pkttyagent:112415): WARNING **: 12:49:43.934: Unable to register authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot determine user of subject Error registering authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot determine user of subject (polkit-error-quark,…

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How to convert CER to PFX | SSL Certificates

We recently had to deploy a wildcard SSL certificate to an Microsoft Azure web app. The company we buy our certs from, issues them in .crt format by default, we have to convert them to .pfx ourselves. This isn’t a big deal and we’re going to see how to do…

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ZFS on Linux

Requires: kernel(posix_acl_valid) = 0x7add44b5

We got this error when trying to install ZFS on a server recently: Error: Package: kmod-zfs-0.7.13-1.el7_6.x86_64 (zfs-kmod) Requires: kernel(posix_acl_valid) = 0x7add44b5 Installed: kernel-3.10.0-1127.19.1.el7.x86_64 (@updates) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.el7.x86_64 (base) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.8.2.el7.x86_64 (updates) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.10.1.el7.x86_64 (updates) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.13.1.el7.x86_64 (updates) kernel(posix_acl_valid) =…

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