Troubleshooting Distributed Firewall in NSX-V – How to check firewall rules for a VM

Troubleshooting Distributed Firewall in NSX-V Blog reference: https://docs.vmware.com/en/VMware-NSX-Data-Center-for-vSphere/6.4/com.vmware.nsx.troubleshooting.doc/GUID-20234847-3E7A-4FE8-AEE1-31FFB3652481.html  In my earlier post on Microsegmentation, we referenced the below topology and we put the workloads for different tiers - Web, App and DB on the same NSX Logical Switch.With NSX micro segmentation, firewall is applied at vnic level of each virtual machine. Topology Below firewall rules … Continue reading Troubleshooting Distributed Firewall in NSX-V – How to check firewall rules for a VM

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VMware NSX Microsegmentation – Securing Collapsed Architectures

VMware NSX Microsegmentation - Securing Collapsed Architectures As depicted in above topology, NSX-V Distributed Firewall feature is enabled. And as shown in figure above, firewall is effectively applied at each vNic of virtual machine. In this topology: BGP is used as routing protocoliBGP is used within NSXeBGP is used between NSX edges and the physical … Continue reading VMware NSX Microsegmentation – Securing Collapsed Architectures

Protecting passwords from brute force and dictionary attacks

Reference:   Sybex Study Guide for CISSP Protecting passwords from brute force and dictionary attacks requires numerous security precautions and rigid adherence to a strong security policy.  First, physical access to systems must be controlled.    Second, tightly control and monitor electronic access to password files. End users and non– account administrators have no need to access the password database file … Continue reading Protecting passwords from brute force and dictionary attacks