UTM (Unified Threat Management) solution deployed at the gateway level and scans all the malicious and suspicious traffic which passes through the network. UTM has multiple parameters such as URL Filtering Application Control Intrusion Prevention System Antivirus & Anti-Bot Data …
Computer communication networks are growing at a rapid pace, they are based on technology which provides the technical infrastructure, whereas routing protocols are used for transmission of data packets across the Internet. Routing protocols specify how routers communicate with each …
In recent times, the worldwide cyber security scenario has witnessed a surge in potential risks. With the onset of the pandemic, cyber offenders exploited the vulnerability of poorly aligned networks when companies transitioned to remote working setups. The cyber attack …
As a cybersecurity professional, you will come across many technical terms and jargon in the field. One of the terms that we often hear in cybersecurity is “payload.” In simple terms, a payload refers to the part of a malicious …
Introduction to VPLS As we have already discussed MPLS in detail in our previous article, so here I will focus on VPLS first and then the differences between the two. VPLS i.e. Virtual Private LAN Service. It is a service that …
Storage replication – Sneak Preview Continuous data protection with zero downtime, higher availability and speed requirements govern the business requirements in the current arena. The purpose of replication is protection from disaster which may occur at one location and operations …
What is NAT (Network Address Translation)? Many firewalls include network address translation, a procedure that translates between internal and external IP addresses. NAT enables a private network to use non-routable internal IP addresses that are mapped to one or more …
Are you in your final year of pursuing a Software Engineering Degree? Do you want to join a new company from your present? Then there are many things you should consider before making the decision. One of them is the …
Let’s understand the difference between “Reset” and “Factory-Reset”. Reset – Admin can only wipe-out the configuration Factory-Reset/Default – Admin can wipe out the configuration of device and put the device in default operation/firmware. For Example, when you buy a Firewall, …
Checkpoint Firewall Packet Flow In the above image Checkpoint Firewall packet flow is shown. Let’s start with Anti-spoofing. Anti-Spoofing Anti-spoofing is a technique which can identify the packet and drop it if the packet has a FAKE/False source address. Let’s …
Prerequisites to Configure Checkpoint Firewall Sometimes in the network we need to install a new Checkpoint Firewall from scratch which requires a few prerequisite as follows: Console Cable Physical access to device (arrange any local site Engineer) Bootable USB Stick …
Gaia is the latest operating system for security applications developed by Check Point. It is named after Gaia, the mother of all in Greek mythology, symbolizing a well-integrated system comprising various components to ensure optimal performance. Gaia OS is designed …
Firewalls have come a long way and have been there for decades to provide protection against malicious attacks and intrusions. In their infancy days firewalls were a simple filtering mechanism based on ports and IP addresses. But over time, firewalls …
VLAN Trunking Protocol VLAN Trunking Protocol is used by Cisco switches to exchange VLAN information. In VTP, synchronization of VLAN information, such as VLAN ID or VLAN name can be done with switches inside the same VTP domain. VTP domain is …
Switches are used to connect hosts on networks. Switch forwards data packets between devices using packet switching technique. Any mis-wiring or hardware faults could lead to disruption in network communication path and create serious network issues such as spanning tree …
Overview The IPSEC NAT Traversal feature introduces IPSEC traffic to travel through Network Address Translation (NAT) or Port Address Translation (PAT) device in the network by addressing many incompatibilities between NAT and IPSEC. NAT Traversal is a UDP encapsulation which …
In order to access the Internet, we need one public IP address; however, we can use Private IP address in private networks. The Network address translation (NAT) allows multiple devices to access the Internet with a single public IP address. …
In the previous post we discussed the Architecture of Palo alto firewall. Now, we will discuss the NAT configuration and NAT types in Palo alto. Network Address Translation (NAT) allows to translate private, non-routable IP addresses to one or more …
Big data analytics is the process of analyzing large and complex sets of data to uncover patterns and trends. As the amount of data continues to grow at an exponential rate, the need for big data analytics is becoming increasingly …
Data gravity is an increasingly important concept in the age of digital transformation, and understanding how it works, its benefits, and challenges is essential for all businesses. In this article, we’ll unpack the concept of data gravity and provide a …
Introduction to Palo Alto Interface types/ Deployment Modes The entry and exit point of traffic in a firewall is enabled by the interface configurations of data ports. Palo Alto being a next-generation firewall, can operate in multiple deployments simultaneously as …
When it comes to software testing, there are two main approaches – manual testing and automated testing. Each one has its own advantages and disadvantages, and it can be difficult to decide which approach is best for your needs. In …
Wireless sensor networks (WSNs) have been around for decades, and their importance has only grown over time. WSNs are used for monitoring, gathering and transmitting data from various sources, such as temperature, humidity, air quality and more. They are also …
DNS Working Before understanding the Split Domain Name System, let’s discuss how normal DNS resolution works for Internet traffic. However, DNS works to resolve names to IPs. When an Internet client open a Web-browser and type www.networkinterview.com Internet Client will …
Whether you own a small business or manage a large enterprise, ensuring customer data security is a top priority. To that end, businesses must adhere to the Payment Card Industry Data Security Standard (PCI DSS), a set of security requirements …
What is FortiClient? FortiClient is an app to provides UTM features like web filtering, giving web security and content-based filtering. FortiClient app is installed in the user’s system and tracks the traffic based on policy. The web application firewall offers malware …
Introduction to Firewall In todays digital scenario, where businesses demand agility and information are hosted on cloud infrastructure security of data is one of the primary concerns of business and protection of data from unwanted sources is the prime objective. …
You must have heard the word ‘hacker’ multiple times in cybersecurity. The organizations have trained security staff to take care of cybersecurity threats. Hacking is generally referred to as someone gaining access to your network and systems by unauthorized means. …
Configuration Manager, commonly known as SCCM, is a powerful and versatile tool created by Microsoft. It provides IT professionals with an integrated platform to manage and deploy software, hardware, and other resources across their networks. In this blog, we’ll take …
Getting a job in an MNC is always the dream of aspiring new Engineers and developers. But oftentimes, the hierarchy and job positions mentioned in the Interview make them confused and they land on a position lower or higher to …
It is a dream for many graduating Software engineers to land a job at PayPal. The main reason is its global availability and promising salary and other benefits. Are you one of them? Then you should consider certain things first. …
Note: This document is for those seekers who have prior knowledge of SD WAN and want to enhance SD WAN concept in Checkpoint perspective. This blog covers below topics of Checkpoint SD WAN: Quantum CheckpointSD-WAN concept Architecture Application basic traffic …
figure:1 As more and more systems are Internet facing due to high penetration of cloud and associates’ applications and services, the need for a very strong security system at perimeter or gateway to enterprises is becoming more and more crucial. …
VPNs allow access to restricted sites with secure connection. In FirePower devices we can configure site to site VPN on FTD devices. The site to site VPN is configured for FTD devices using the FirePower Defence management console. In today’s …
Site-to-Site VPN Overview A VPN connection that allows you to connect two Local Area Networks (LANs) securely is called a site-to-site VPN. Route based VPN can be configuring to connect Palo Alto Networks firewalls located at two sites or to …
In today’s digital age, data is everything. From businesses to individuals, having access to the right data can make all the difference in making decisions and optimizing processes. Data Management Platforms (DMPs) are powerful systems that enable organizations to manage, …
Troubleshooting VMWare ESXi Virtual Machine ‘Invalid Status’ Let’s troubleshoot VM Invalid status You can see multiple “invalid” VM machines in the image below. Here status is showing invalid. Reason of Invalid VM Machine status could be related to the storage …
Overview In our previous article, we studied IPSec VPN Set Up. In this article we will run through CLI commands and GUI steps to configure an IPSec VPN, including the tunnel and route configuration on a Palo Alto Networks firewall. …
Before digging deep into Palo alto SSL Decryption, let’s first understand what is Decryption? What is Decryption? Palo Alto firewalls can be decrypt and inspect traffic to gain visibility of threats and to control protocols, certificate verification and failure handling. …
User identity information helps to identify the source of policy breaches, attacks or network vulnerabilities and trace them to specific users. Majority of traffic inspection products support filtering based on IP address. However, Cisco FTD identity policy feature gives the …
Pic: Showing How Cisco FTD URL Filtering works URL filtering or content filtering is one of the key features of firewalls. It helps to prevent access to harmful and malicious content which could cause data loss, system crash, virus or …
High availability (HA) refers to a system or component that is operational without interruption for long periods of time. High availability (HA) is measured as a percentage, with a 100% percent system indicating a service that experiences zero downtime. High …
To ensure uptime and continuous availability in the event of disaster is a required key feature for any production environments be it servers, networks and other computing equipment. All Cisco devices majority support high availability (HA) also known as failover. …
Some protocols like HTTPS use Secure socket layer (SSL), transport layer protocol (TLS) to encrypt traffic for secure transmissions. As the system cant inspect encrypted connections we first must decrypt to apply access roles which consider higher layer traffic characteristics …
Majority of Cisco devices provide command line interface (CLI) as we call it to configure, manage and troubleshoot devices. Use of CLI allows users to execute Cisco IOS commands directly and simply as well as via remote access. In today’s …