Josh Fruhlinger
Josh Fruhlinger is a writer and editor who lives in Los Angeles.
What is cryptography? How algorithms keep information secret and safe
Cryptography is the science of keeping information secret and safe by transforming it into form that unintended recipients cannot understand. It makes secure data transmission over the internet possible.
Identity theft explained: Why businesses make tempting targets
Identity theft is the use of someone else's personal information without permission, typically to conduct financial transactions. Here's what you need to know to protect yourself and your organization.
8 top open source intelligence tools
OSINT (open source intelligence) is the practice of collecting information from published or otherwise publicly available sources. These tools will help you find sensitive public info before bad guys do.
What is swatting? Unleashing armed police against your enemies
Swatting is a form of harassment that uses prank calls to send police SWAT teams into victims' homes. Here's what you need to know about this dangerous practice.
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.
What is doxing? Weaponizing personal information
Doxing (or doxxing) is the practice of posting someone's personal information online without their consent and typically with the intention to intimidate, humiliate, or harass the victim.
PCI DSS explained: Requirements, fines, and steps to compliance
PCI DSS is a cybersecurity standard backed by all the major credit card and payment processing companies that aims to keep credit and debit card numbers safe.
What is DLP? How data loss prevention software works and why you need it
Data loss prevention (DLP) is a set of practices (and products) that ensure that an organization's sensitive or critical data is kept safe.
Ransomware explained: How it works and how to remove it
Ransomware is a form of malware that encrypts a victim's files. The attacker then demands a ransom from the victim to restore access to the data upon payment.
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
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.
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