Tag: DNS Monitoring
How Heartbeat Monitoring Enhances System Reliability?
System reliability is a critical factor in the success of any IT infrastructure. In an era where downtime can lead to significant financial losses and damage to reputation, organizations are investing heavily in monitoring solutions to ensure their systems are always up and running. One such monitoring technique that stands out is heartbeat monitoring (cron job monitoring). This blog post will delve into what heartbeat monitoring is, how it works, and why it is crucial for enhancing system reliability. We will also compare cron job monitoring with other types of monitoring checks, such as DNS, TCP, and UDP.
What is Heartbeat Monitoring?
Heartbeat monitoring involves sending regular signals, known as “heartbeats,” from a monitored system to a monitoring system to indicate that it is still operational. These heartbeats are sent at predefined intervals. If the monitoring system does not receive a cron job within the expected time frame, it raises an alert, signaling that there may be an issue with the monitored system.
Continue reading “How Heartbeat Monitoring Enhances System Reliability?” →DNS Spoofing: Is it really dangerous?
In today’s digitally interconnected world, the Domain Name System (DNS) plays a crucial role in translating human-readable domain names into their corresponding IP addresses. However, like any technology, DNS is not immune to security vulnerabilities. One such threat is DNS spoofing, a malicious practice that can lead to serious consequences for users and organizations alike. In this blog post, we will explore the concept of DNS spoofing and examine whether it is truly as dangerous as it is often perceived.
Understanding DNS Spoofing
DNS spoofing, also known as DNS cache poisoning, is a technique employed by attackers to manipulate the DNS resolution process. The objective is to redirect users to fraudulent or malicious websites by altering the DNS cache entries on a targeted DNS server. This can be achieved by injecting false DNS responses, causing the server to associate incorrect IP addresses with legitimate domain names.
What is DNS tunneling?
Do you know how dangerous and damaging DNS tunneling could be for your organization? If not, no worries. In this article, we will explain that. In addition, we will give you more information about its purpose, how it functions, and the prevention methods. So, let’s not waste any more time and get into business.
Meaning of DNS tunneling
DNS tunneling is a malicious and complex attack. Its purpose is to send DNS requests to the attacker’s server, giving the attackers a covert conduit for command and control and a route for data espionage. The cybercriminals breach the target DNS server and remotely take over management using data payloads.