Meltdown and Spectre Vulnerabilities – Big Threats


Meltdown and Spectre Vulnerabilities have made 80% of servers as Vulnerable in overnight, thanks to  Google Project Zero team and other security researchers who have brought such a worst vulnerabilities to the world (At least now). Meltdown vulnerability basically melts security boundaries which are normally enforced by the hardware (CPU).  Spectre name is based on the root cause, “speculative execution”. Spectre is harder to exploit …

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VMware VCSA 6.5 – Reset / Recover SSO Password

Reset Recover VMware vCSA 6.5 SSO password

This article will provide a step by step procedure to reset / recover VMware vCenter SSO password. VMware vCenter server is core component of VMware vSphere. “Single Sign-On”  is the main component of Platform Service Controller and responsible to provide a token to the users to access the solutions which are connected to the vCenter server. SSO acts like an authentication …

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VMware – VCSA 6.5 – How to Break/Reset root password ?

VCSA 6.5 - Reset root password - UnixArena

This article will provide step by step procedure to recover root password of VCSA 6.5 (VMware vCenter Server Appliance). On VCSA 6.5, VMware has built the appliance using their own Linux variant called Photon. This will simply VMware to simplify support and maintenance, OS/Appliance lifecycle, and streamline updates and patches. Prior to VCSA 6.5, VMware was using SUSE Linux on their …

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VMware vSphere with Operations Management – Licensing / Pricing

VMware vSphere Version Upgrade Path

VMware vSphere is an industry-leading virtualization platform which is used 80% of datacenter around the world. VMware’s virtualization has made X86 server revolution and maximizes hardware savings through higher capacity utilization and consolidation ratios. This article will walk through about VMware Licensing, prizing and version upgrade entitlements.       VMware Claims, VMware vSphere has many virtual components and it’s very difficult …

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Virtual Machine Live Migration – How it works ?

VM Live Migration timelines

Virtualization’s revolution has pushed many technical challenges from “impossible” category to the “possible” category. Live Guest OS Migration can be considered as one of the major benefits of the OS virtualization. Migrating the virtual machine from one host to another host without downtime facilitates fault management, load-balancing, and low-level system maintenance. It has eliminated all difficulties faced by process-level migration by just …

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Para virtualization vs Full virtualization vs Hardware assisted Virtualization

Types of virtualization

Virtualization is nothing but abstracting operating system, application, storage or network away from the true underlying hardware or software. It creates the illusion of physical hardware to achieve the goal of operating system isolation. In last decade, data centers were occupied by a large number of physical servers, network switches, storage devices. It consumed a lot of power and manpower to maintain …

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VMware Integrated Openstack – Overview – Part 1

What is the best technology to pair with openstack

This articles provides the overview of VMware Integrated Openstack (VIO). Openstack is an opensource framework for creating an IAAS (Infrastructure as a service) cloud. It provides a cloud style API to simplify the consumption of virtual infrastructure technologies. Openstack doesn’t not provide any virtual technologies  to create the OS instances.  It always require hypervisors like KVM, XEN and ESXi. Openstack has …

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What’s New – VMware Integrated Openstack 2.0

VIO 2.0 Vmware Openstack

The VMware’s global conference for virtualization and cloud computing “VMworld 2015” is completed  in San Francisco today. In that conference , they have announced the most important  release for “VMware integrated Openstack 2.0 (VIO 2.0)”.  The first VMware integrated  openstack (VIO) released in 2014. Since then VMware aggressively doing more enhancement on the Openstack part. VIO 2.0 has major updates with lot …

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