Dennis Fisher

Dennis Fisher is a journalist with more than 13 years of experience covering information security.

9 articles

Information Sharing: Key to Addressing Today’s Attacks

Many organizations—especially government agencies or heavily regulated businesses—are nervous about sharing this data, for fear of reprisals if information about successful attacks becomes public. And politicians and security experts say this is an issue that needs to be solved if businesses are going to have the chance to succeed.

botnet

What is a Botnet?

Botnets are large networks of PCs infected with a specific kind of malware. Learn more on how to protect your devices from this type of malware.

PURE 3.0

Safe Online Banking With PURE 3.0

Organized cybercriminals have become adept at accessing consumers’ online bank accounts, exploiting either vulnerabilities in the Web-based application you access from your home computer or mobile device, or weak and

tor

What Is Tor?

The privacy and censorship conscious among us are certainly familiar with Tor. Short for “The Onion Router,” Tor is a free tool that keeps a user’s Web browsing private and

keylogger_malware

What is a Keylogger?

Today’s advanced malware tools often comprise several different components, each with a different job description. These programs are more like Swiss army knives rather than individual tools, giving the attacker