Whitelisting and Blacklisting – Everything you need to know
Aug 18 2023 Network Blacklisting IP IP address website Whitelisting Whitelisting and BlacklistingIn today’s digital era, where we’re continuously interacting with a myriad of applications, websites, and devices, ensuring security and optimization has never been more critical. Two strategies often employed to manage this vast digital access are “whitelisting” and “blacklisting.” This article will guide you through everything you need to know about these critical cybersecurity tools.
Whitelisting and Blacklisting: Understanding the Basics
Whitelisting: This is a process where only approved entities (like software applications, IP addresses, websites, or email addresses) are allowed access or permission to run. Everything not on the whitelist is implicitly denied.
Read MoreDNS records for email security and how to set them up
Jul 07 2023 DNS Network Security DKIM record DMARC record DNS DNS records DNS zone Domain Name System FQDN IP address MX record PTR record SPR record TXT recordWith email remaining a primary method of communication, especially in business settings, ensuring the security of email systems is paramount. Email security not only protects the data and information sent via email but also safeguards the integrity of your business communication. One of the often-underestimated ways to enhance email security is through the use of Domain Name System (DNS) records. This post will explore how DNS records can bolster email security, with a focus on SPF, DKIM, DMARC, and PTR records.
Introduction to DNS
Before diving into specifics, let’s first establish what DNS is. The Domain Name System (DNS) is like a phonebook for the internet. It translates human-readable domain names, such as www.example.com, into Internet Protocol (IP) addresses that computers use to identify each other on the network. It’s also where DNS records come into play. DNS records include information about a domain, such as IP addresses, where to request emails, and how to ensure SSL certificates.
DMARC record explained in detail
Read MoreGet familiar with DNS spoofing
Nov 16 2022 DNS DNS attacks Network DNS DNS cache DNS cache poisoning DNS querie DNS resolver DNS spoofing DNSSEC IP address IPv4 IPv6 Monitoring service TTL VPNAre you tired of having your data stolen and your browsing activities tracked? DNS spoofing is a common cyberattack method used to redirect your web traffic away from the secure websites you intend to visit. In this blog post, we’ll cover what DNS spoofing is, who uses it, and how to protect yourself from this type of malicious attack. With the right information and a few simple steps, you can keep your security intact while you surf the web. So let’s get started and learn how to protect yourself from DNS spoofing!
What does the term “DNS spoofing” mean?
DNS spoofing, also known as DNS cache poisoning, is a type of phishing and cyber attack. It uses the DNS servers to provide your web browser with the incorrect IP address and direct you to a fraudulent website rather than the one you intended to visit. This leads to DNS queries returning false positives, which frequently guide users away from trustworthy websites and toward dangerous ones intended to steal personal data or spread malware.
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