Author: gopal

Install/Configure Hadoop HDFS,YARN Cluster and integrate Spark with it

Reading Time: 5 minutes In our current scenario, we have 4 Node cluster where one is master node (HDFS Name node and YARN resource manager) and other three are slave nodes (HDFS data node and YARN Node manager) In this cluster, we have implemented Kerberos, which makes this cluster more secure. Kerberos services are already running in the different server which would be treated as KDC server. In all Continue Reading

Configure Kerberos server and client

Reading Time: 4 minutes Before moving ahead to the configuration of Kerberos let’s discuss why we need Kerberos. In this digital world, cybercrime is increasing in ways where no companies are safe. Cyber attackers are targeting companies to steal important data. For good practice, companies should adopt powerful solutions which help to keep their data secure and safe from these attackers. Today I am talking about a most secure Continue Reading

How to Audit Linux Systems using OpenSCAP

Reading Time: 4 minutes Introduction In an organization,Suppose there are multiple systems that could be either virtual servers, containers, windows, or even workstations. security should be a major concern for these systems to avoid from any unauthorized access and irrelevant activities. As in this current COVID-19 pandemic situation where everyone is working from home. it’s good to secure our workstations too as many important data resides in our laptops. Continue Reading

Cisco AnyConnect Secure Mobility Client : Posture module

Reading Time: 3 minutes What is AnyConnect Secure Mobility Client? AnyConnect secure mobility client is basically a VPN access tool that provides additional security while allowing a connection to the remote network. As AnyConnect supports two VPN protocols IPsec and SSH which provides more security. It has multiple modules that enhance its functionality, capabilities and security There are two Posture modules in AnyConnect: ISE Posture HostScan How ISE Posture Continue Reading