Firewalls vs. Intrusion Detection Systems: What’s the Difference?

The primary difference between a firewall and an Intrusion Detection System (IDS) is their fundamental purpose: a firewall is a preventative control designed to block unauthorized traffic from entering or leaving a network, while an IDS is a detective control designed to monitor network traffic and alert administrators about suspicious activity that may indicate an … Read more

Man-in-the-Middle Attacks How They Work and How to Prevent Them

A Man-in-the-Middle (MitM) attack is a type of cyberattack where a hacker secretly intercepts and potentially alters the communications between two parties who believe they are communicating directly with each other. The attacker effectively becomes an invisible “man-in-the-middle,” eavesdropping on the entire conversation. You can prevent these attacks by avoiding public Wi-Fi for sensitive activities, … Read more

DNS Attacks Explained: How Hackers Hijack the Internet

A DNS attack is a type of cyberattack that targets the Domain Name System (DNS), which is the internet’s foundational directory service. By exploiting this critical system, hackers can misdirect internet traffic to redirect users to malicious websites, intercept sensitive information, or even take entire websites offline. What is DNS? The Internet’s Phonebook To understand … Read more

Cybersecurity in Cryptocurrency Exchanges

The biggest cybersecurity challenges for cryptocurrency exchanges are protecting their massive, internet-connected reserves of digital assets (“hot wallets”) from sophisticated hackers and defending their users and employees from large-scale phishing and social engineering campaigns. As of August 28, 2025, cryptocurrency exchanges have become the new banks of the digital age. For millions of traders, from … Read more