Josh Fruhlinger

Josh Fruhlinger is a writer and editor who lives in Los Angeles.

Ransomware explained: How it works and how to remove it

Whitelisting explained: How it works and where it fits in a security program

Whitelisting explained: How it works and where it fits in a security program

Whitelisting is a cybersecurity strategy under which a user can only take actions on their computer that an administrator has explicitly allowed in advance. It is a fairly extreme measure with high administrative overhead, but it...

What is pretexting? Definition, examples and prevention

What is pretexting? Definition, examples and prevention

Pretexting is form of social engineering in which an attacker comes up with a story to convince a victim to give up valuable information or access to a service or system.

What is PKI? And how it secures just about everything online

What is PKI? And how it secures just about everything online

Public key infrastructure (PKI) is a catch-all term for everything used to establish and manage public key encryption, one of the most common forms of internet encryption. It is baked into every web browser in use today to secure...

Vishing explained: How voice phishing attacks scam victims

Vishing explained: How voice phishing attacks scam victims

Vishing (voice phishing) is a form of attack that attempts to trick victims into giving up sensitive personal information over the phone.

What is IoT? The internet of things explained

What is IoT? The internet of things explained

The internet of things (IoT) is a network of connected smart devices providing rich data, but it can also be a security nightmare.

SOC analyst job description, salary, and certification

SOC analyst job description, salary, and certification

A SOC analyst is a cybersecurity professional who works as part of a team to monitor and fight threats to an organization's IT infrastructure, and to assess security systems and measures for weaknesses and possible improvements.

Threat modeling explained: A process for anticipating cyber attacks

Threat modeling explained: A process for anticipating cyber attacks

Threat modeling is a structured process through which IT pros can identify potential security threats and vulnerabilities, quantify the seriousness of each, and prioritize techniques to mitigate attack and protect IT resources.

High-performance computing as a service: What you need to know

High-performance computing as a service: What you need to know

HPC services can be a way to meet expanding supercomputing needs, but depending on the use case, they’re not necessarily better than on-premises supercomputers.

What is a cyber attack? Recent examples show disturbing trends

What is a cyber attack? Recent examples show disturbing trends

A cyber attack is an attack launched from one or more computers against another computer, multiple computers or networks. Here are some of the major recent cyber attacks and what we can learn from them.

Recent ransomware attacks define the malware's new age

Recent ransomware attacks define the malware's new age

By 2018, the ransomware boom seemed to have peaked. But over the past 24 months, shifts in hacker tactics have resulted in a resurgence of ransomware attacks.

The OPM hack explained: Bad security practices meet China's Captain America

The OPM hack explained: Bad security practices meet China's Captain America

How the OPM hack happened, the technical details, and a timeline of the infiltration and response.

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