-
What is PKI, and why does it matter for online security?
Trust plays a central role in how modern digital systems operate. They require dependable methods to verify identities and ensure that there’s no tampering during transmission across networks. Publi...
-
What is killware? How it works and how to stay protected
While most cyberattack methods are defined by their method or intent, killware is defined by its outcome. It’s an umbrella term for cyberattacks that lead to real-world physical harm, regardless of ...
-
How just-in-time access enhances cybersecurity
Over-privileged accounts are a valuable target for cybercriminals because standing permissions give attackers more time and opportunity to move laterally through a network without detection. A highly ...
-
How to identify and respond to NetWalker ransomware attacks
NetWalker was a well-known ransomware operation, first identified in 2019, which became especially prominent during the COVID-19 pandemic. Attackers used it to encrypt victims’ files and demand rans...
-
Blue team vs. red team cybersecurity: Comprehensive guide
Organizations often invest heavily in cybersecurity controls, yet still struggle to test how these controls hold up against adversary-style activity and turn findings into sustained improvement. A com...
-
What is REvil ransomware? A complete cybersecurity breakdown
REvil ransomware was a highly prolific ransomware operation active between 2019 and early 2022. It ran a large-scale Ransomware-as-a-Service (RaaS) model, enabling affiliates to launch attacks against...
-
How to ensure NFC security for safe transactions
Near-field communication (NFC) security depends on a small number of technical controls. When these controls work as intended, NFC payments and taps are difficult to intercept or misuse. When they’r...
-
What is an NFC tag, and how does it work? A complete guide
If you’ve ever used contactless payments, entered a building by tapping your phone, or checked out a product with a quick tap, you’ve interacted with near-field communication (NFC) tags. NFC power...
-
What is MAC flooding? How the attack works and why it’s a security risk
Many local networks use devices called switches to move data between laptops, phones, printers, and servers. Instead of sending every piece of data to every connected device, a switch forwards traffic...
-
What is password cracking and how can you prevent it?
Password cracking is a technique attackers use to uncover passwords by systematically guessing them or analyzing stolen, hashed password data. Weak or reused passwords make the process far easier than...