Computer always, since I got a Commodore 64 at the end of primary school, through his beloved Amiga and Linux infinite number of consoles, until today, fully virtual day. Since 2001, Unix/Linux Systems Administrator, for seven years a faithful companion and protector of Solaris system, until his sad end. In the year 2011 came in the depths of virtualization, then smoothly ascended into the clouds and continues there today. Professionally working as Systems Architect in the Polish Security Printing Works.
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2021/08/17
by Piotr Pisz
1 Comment
Virtualization provides all possible tools to support the launch of operating systems with special requirements. One of such requirements is to ensure possible security by using TPM and UEFI with Secure Boot. This type of system startup ensures that nothing … Continue reading
2021/05/13
by Piotr Pisz
9 Comments
GPU cards (such as Nvidia V100) have recently gained popularity in many companies and other places (such as universities). Such a card can be used in many ways, for CUDA calculations but also for virtualization (NVIDIA RTX Virtual Workstation). Thanks … Continue reading
2021/05/04
by Piotr Pisz
2 Comments
Most of the IaaS solutions (CloudStack, vSphere, OpenStack, Proxmox etc.), so far focused on virtual machines, very intensively develop support for containerization. The leading standard at the moment is Kubernetes, support for it can be found in VMware vSphere (Tanzu … Continue reading
2019/11/19
by Piotr Pisz
0 comments
The current version of vCenter 6.7U3 brought with it an interesting change, as we can read here, all CA certificates in trusted store must have the “X509v3 Basic Constraints: CA: TRUE” flag set. Lack of this flag in any certificate … Continue reading
2019/09/27
by Piotr Pisz
0 comments
The purpose of today’s exercise will be to run a secure, full HA, Samba cluster with which we will serve files directly from CephFS and authorize users at the OpenLDAP level. The closest equivalent to this configuration is the Failover … Continue reading
2019/09/13
by Piotr Pisz
0 comments
Quite recently I wrote about support for TPM 2.0 in vSphere 6.7, why use this technology and how to configure it. Today I would like to take the topic further, we will deal with the security of virtual machines (VM). … Continue reading
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