Introduction to DevOps & SysOps Technology advancements are crucial to the dynamic IT landscape in today’s times. Cloud computing has been crucial which presents excellent opportunities to business for the future. SysOps and DevOps are commonly used terminologies in cloud …
Introduction The tremendous technical development in the IT and other digital fields started the popular trend of creating acronyms with the Suffix Ops. And the word DevOps, NetOps, and SecOps are confusing IT and Tech communities further as they are …
Intoduction: Emerging Job Roles What is the difference between the Cloud Architect and DevOps Engineer? These new roles with growth of Cloud technologies has increased the confusion about roles? In this article, we will try to demystify some of concepts …
The Internet ecosystem is spanned across geographies and its users are spread around the globe. Millions of users of the Internet expect web content delivery in a speedy and efficient manner. Content delivery networks (CDNs) are called the lifeline of …
SD-WAN or software defined networking have SD-WAN rules also known as services rules. They are used for identification of traffic of interest and routing of traffic based on route condition and strategy between two devices in a network. SD-WAN rules …
Logs are an important aspect of monitoring and management. Logs enablement of devices is crucial to perform fault isolation, resolution of issues and also help in locating the root cause of problem for permanent fix. All modern devices have the …
Cyber Attack Technologies Various forms of cyber attacks are prevailing these days and method of attack sophistication has reached new levels where now attackers are not limited only to fake websites, messages or emails but also focus is on theft …
Remote access and control over systems remotely is widely used to provide technical support to users or work outside the boundaries of offices. With the rise of remote working however, especially during Covid-19 pandemic had allowed attackers to use remote …
The information access is made uninterrupted over wired and wireless networks from anywhere, anytime, any device using modern technology. Today end users are mobile and often equipped with digital portable devices and they expect services availability as and when it …
Domain name system (DNS) is widely used terminology in Internet or public networks. DNS maps host name to IP addresses in a similar fashion as phone books or telephone directory maps a name to a phone number. This is an …
Cloud hosted workloads require customer traffic isolation and separate routing at logical level but through common hardware. Using virtual route forwarding (VRF) technique multiple routing tables can be created within the same router. VRF is used to divide routing functionality …
What is mDNS? The method of using familiar semantics of operating, packet formats and interfaces of DNS programming in small network without a DNS server is termed as Multicast DNS or mDNS. Every network node with mDNS reserved multicast address …
Traditional networks use DNS and DHCP protocols which require servers and complex configurations to operate. Multicast DNS or mDNS is a set of protocols and technologies which provide automatic services of discovery, name resolution without manual configuration. It is a …
(FTD Deployment Modes: Routed, Transparent, Inline, Inline with tap, Passive SPAN, Passive ERSPAN) Cisco FTD design and deployment implementation involves setting up firewall, SSL inspection, NAT, IPS and active/standby HA. Deployment model determines placement of FirePower into the network as …
The Cisco Firepower Threat Defense (FTD) and Cisco Adaptive Security Appliance (ASA) are two types of security appliances that provide various features and capabilities to companies. These appliances were created with the intention of safeguarding businesses from cyber threats. Today …
Troubleshooting Cisco FTD Packet Flow issues can be complex. Here is a summary of common Cisco FTD Packet Flow troubleshooting issues and the associated troubleshooting steps. Cisco FTD Packet Flow Troubleshooting Issues 1. Access Control Policy Issues Issue: Traffic is …
Troubleshooting Checkpoint Packet Flow issues can be complex. Here are common Checkpoint Packet Flow troubleshooting issues and steps to address them. Checkpoint Packet Flow Troubleshooting Issues 1. Security Policy Misconfiguration Issue: Traffic is dropped due to incorrect or missing security …
Troubleshooting Fortigate Packet Flow issues can be complex. Here’s an overview of common Fortigate Packet Flow troubleshooting issues and steps to resolve them. Fortigate Packet Flow Troubleshooting Issues 1. Incorrect Firewall Policies Issue: Traffic is dropped due to misconfigured firewall …
Troubleshooting Palo Alto packet flow issues can be complex. In this blog, we will discuss some common Palo Alto Packet Flow Troubleshooting issues and troubleshooting steps. Palo Alto Packet Flow Troubleshooting Issues 1. Incorrect Security Policies Issue: Traffic is being …
Objectives IPSec IKE Site to Site VPN between two FortiGate Sites Phase I and Phase II Parameters Tunnel Configuration Troubleshooting Commands IPSec VPN Configuration: Fortigate Firewall IPsec: It is a vendor neutral security protocol which is used to link …
NAT-Network Address Translation NAT is a process that enables a single device such as a firewall or router to act as an agent between the internet or public network to LAN or private segment. NAT is usually use for below …
UTM-Unified Threat Management UTM (Unified Threat Management) is a feature of a firewall in which multiple security profiles combine and provide protection from threats and attacks. These features are antivirus, web filtering, IPS, anti-spam etc. UTM is the consolidated solution …
FortiGate fundamentals and principles involve high security infrastructure and provide a secure set up to the client. FortiGate Firewall is the most respected and highly used security product in the market. It uses artificial intelligence and machine learning to achieve …
What is NAT Reflection? We use Hairpin NAT or NAT reflection when our aim is to access an internal server from an internal workstation of a client by being able to access the Public IP that would be bound to …
Understanding FortiGate VDOM FortiGate VDOM or Virtual Domain split FortiGate device into multiple virtual devices. Each VDOM has independent security policies, routing table and by-default traffic from VDOM can not move to different VDOM which means two interfaces of different …
FortiGate firewalls are the primary line of defence against security threats coming from open Internet. The increasing sophistication in cyberattacks make it difficult to solely rely on firewalls for network protection. The NGFW firewall like FortiGate provides unified threat management …
Malware software is a constant concern in the digital age. Cyber criminals continuously come up with innovative ways to break into computer systems and steal personal data, cause disruption to businesses, ask for ransomware, cause data destruction. Malware software is …
Data security is a major concern for enterprises especially dealing with sensitive data. Creating a safe and secure environment becomes top most priority for them. In 2023 cyber attacks worldwide increased by 7%. Each company experiencing on an average 1200+ …
VPN or virtual private networks functions on tunnelling and connection encryption to keep internal activity, location, identity, and IP address hidden from public eyes. VPNs can unblock geo locked and censored content, can bypass statewide firewalls and torrents safely to …
There are various types of Cyber Attacks on rise. As physical boundaries are diminishing rapidly and majority of enterprises rely on Internet and other emerging technologies such as cloud computing, GenAI etc. to run their businesses bad vectors are taking …
Traditional firewalls have come a long way by providing a clear overview of network traffic jams. Allows or blocks traffic according to port, state and protocols and filters traffic as per rules specified by firewall administrators. NGFWs have eventually changed …
Firewalls have always been the first line of defence, traditional firewalls have a set of rules to keep bad traffic and requests from malicious hackers away from organization networks. The role of traditional firewalls is however changing and getting replaced …
Firewalls have evolved a lot since their inception. The gatekeeper or epitome of perimeter security used to enhance network security. Initial days firewalls were simple packet filters which examined packets of information passing through them and blocked which did not …
Evolution of Firewalls: Sonicwall Firewall Firewall technologies have evolved at a very rapid pace since its inception and from initial packet filtering firewalls which use to inspect packet traffic and took decision to allow or reject packets, which is then …
Both the proxy and the firewall limit or block connections to and from a network but in a different way. While a firewall filters and blocks communication (ports or unauthorized programs that seek unauthorized access to our network), a proxy …
Artificial intelligence is the new buzz world in the digitized world. Organizations are building AI capabilities in their products using generative AI and machine learning to enhance productivity. Elimination of repetitive tasks by using AI assistant to handle those tasks …
Authentication is the first step at entry level for ensuring security and it is required for managing user identification and providing access control for seamless operational experience in a secure manner. Individual authentications are not only restricted to passwords and …
Firewalls are network perimeter security devices which separate internal networks from external public networks such as the Internet to reduce the risk of external attacks. Firewalls use access policies and identify types of information, in addition they also control ports …
Secure Socket layer (SSL) certificates is one of the most widely used and popular mechanisms for public website security. SSL certificates keep data of users secure, verify ownership for the website, prevent attack vectors from creation of a fake version …
Firewalls are a key component in perimeter security. Firewalls have come a long way starting from stateful inspection technique to Next Generation firewalls (NGFW) and now a firewall which is machine learning (ML) aware and delivered as cloud native service …
Artificial intelligence, machine learning, neural networks are the latest buzz words in the field of technology. Neural networks are the cornerstone for artificial intelligence (AI) to function. The idea is to mimic the capabilities of the human brain and create …
In our previous post, we have already discussed the IPSec VPN Configuration in Fortigate Firewall. Here in this post we will understand how to trouble shoot the FortiGate VPN tunnel IKE failures. We are using below topology to troubleshoot the …
Site to Site VPN is connection between two or more networks used widely by enterprises to leverage Internet connection between private traffic in lieu of using private MPLS circuits. Site to site VPNs used by enterprises offices dispersed across geo …
Cyber Attacks Cyber attacks are on rise since Covid 19 at a more rapid pace compared to before. Various forms of cyber attack techniques being used by hackers to gain access to organizations resulting in devastating effects such as unauthorized …
It is not possible to 100% prevent the router attacks. However, there are possibilities of few things that could be done for preventing the occurrence of most common attacks of routers on the network and the system. Widespread attacks are …