Josh Fruhlinger

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

How EDR stops hackers in their tracks

Equifax data breach FAQ: What happened, who was affected, what was the impact?

Equifax data breach FAQ: What happened, who was affected, what was the impact?

In 2017, personally identifying data of hundreds of millions of people was stolen from credit reporting agency Equifax. Here's a timeline of what happened, how it happened, and the impact.

Marriott data breach FAQ: How did it happen and what was the impact?

Marriott data breach FAQ: How did it happen and what was the impact?

In late 2018, the Marriott hotel chain announced that one of its reservation systems had been compromised, with hundreds of millions of customer records, including credit card and passport numbers, being exfiltrated by the attackers....

Social engineering explained: How criminals exploit human behavior

Social engineering explained: How criminals exploit human behavior

Social engineering is the art of exploiting human psychology, rather than technical hacking techniques, to gain access to buildings, systems or data.

What is OAuth? How the open authorization framework works

What is OAuth? How the open authorization framework works

OAuth is an open-standard authorization protocol or framework that describes how unrelated servers and services can safely allow authenticated access to their assets. It is widely accepted, but be aware of its vulnerabilities.

2fa explained: How to enable it and how it works

2fa explained: How to enable it and how it works

Two-factor authentication (2fa) is a method of establishing access to an online account or computer system that requires the user to provide two different types of information. It can boost security for anyone using any kind of online...

What is phishing? How this cyber attack works and how to prevent it

What is phishing? How this cyber attack works and how to prevent it

Phishing is a method of trying to gather personal information using deceptive e-mails and websites. Here's what you need to know about this venerable, but increasingly sophisticated, form of cyber attack.

Famous social engineering attacks: 12 crafty cons

Famous social engineering attacks: 12 crafty cons

This rogues gallery of social engineering attack examples made headlines by taking advantage of human nature.

What is a computer worm? How this self-spreading malware wreaks havoc

What is a computer worm? How this self-spreading malware wreaks havoc

A worm is a form of malware (malicious software) that operates as a self-contained application and can transfer and copy itself from computer to computer.

What is a computer virus? How they spread and 5 signs you've been infected

What is a computer virus? How they spread and 5 signs you've been infected

A computer virus is a form of malicious software that piggybacks onto legitimate application code in order to spread and reproduce itself.

What is a Trojan horse? How this tricky malware works

What is a Trojan horse? How this tricky malware works

A Trojan horse is a type of malware that can wreak havoc on computer networks — but only with your unwitting help.

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...

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