Josh Fruhlinger

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

Spectre and Meltdown explained: What they are, how they work, what's at risk

What is SSL/TLS? (And why it’s time to upgrade to TLS 1.3)

What is SSL/TLS? (And why it’s time to upgrade to TLS 1.3)

The TLS protocol encrypts internet traffic of all types, making secure internet communication (and therefore internet commerce) possible. Here are the basics of how it works and what comes next.

How much do CIOs really make? Pay packages of 25 Fortune 500 execs revealed

How much do CIOs really make? Pay packages of 25 Fortune 500 execs revealed

CIO salaries are nothing to sneeze at, but they don't tell the whole compensation story. Here's a look at how bonuses, stock awards, perks and other compensation add up.

What is a cyber attack? Recent examples show disturbing trends

What is a cyber attack? Recent examples show disturbing trends

From virtual bank heists to semi-open attacks from nation-states, this year has been rough on IT security. Here are some of the major cyber attacks of 2017 and what we can learn from them.

What is ransomware? How it works and how to remove it

What is ransomware? How it works and how to remove it

Ransomware is a form of malicious software (or malware) that, once it's taken over your computer, threatens you with harm, usually by denying you access to your data. The attacker demands a ransom from the victim, promising — not...

Beware these 4 types of IRS scams

Beware these 4 types of IRS scams

From fake IRS phone calls to W-2 phishing. Here's what you need to know about the different types of IRS scams and how to protect yourself.

Tech's worst layoffs, 2017

Tech's worst layoffs, 2017

A look back at the year in pink slips

Information security, 2018: What we have here is a failure to plan

Information security, 2018: What we have here is a failure to plan

Information security increasingly has a place in corporate leadership, but plenty of companies are still failing to make the plans they need to keep up.

Petya ransomware and NotPetya malware: What you need to know now

Petya ransomware and NotPetya malware: What you need to know now

NotPetya superficially resembles the Petya ransomware in several ways, but there are a number of important ways in which it's different, and much more dangerous.

What is SAML, what is it used for and how does it work?

What is SAML, what is it used for and how does it work?

The Security Assertion Markup Language (SAML) standard defines how providers can offer both authentication and authorization services. Here's what you need to know.

What is WannaCry ransomware, how does it infect, and who was responsible?

What is WannaCry ransomware, how does it infect, and who was responsible?

Stolen government hacking tools, unpatched Windows systems, and shadowy North Korean operatives made WannaCry a perfect ransomware storm.

What is the Heartbleed bug, how does it work and how was it fixed?

What is the Heartbleed bug, how does it work and how was it fixed?

The mistake that caused the Heartbleed vulnerability can be traced to a single line of code in OpenSSL, an open source code library. Here's how Heartbleed works and how to fix it if you have an unpatched server.

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