CNET has an entire section of their site devoted to security.
Dark Reading is a cybersecurity community comprised of contributing influential IT professionals.
Homeland Security News Wire
Homeland Security News Wire, a leader in the industry’s online daily publications, manages its own cybersecurity blog.
Infosec is a small but long-running and respected cybersecurity blog.
Infosecurity Magazine is one of the larger cybersecurity publications out there with a vast amount of information on their website.
Inside Cybersecurity is a site dedicated to keeping professionals up to date with federal policies affecting digital security.
Krebs on Security
Krebs on Security is authored by Brian Krebs, a former Washington Post reporter. This long-running blog offers a lot of archives to dig through, while also providing a fresh look at current cybersecurity threats.
SC Magazine hosts a data breach blog that is a must-see for cybersecurity pros.
Stay Safe Online
Stay Safe Online is a security blog run by the National Cyber Security Alliance (NCSA)
Wombat Security Blog
Wombat Security Blog focuses heavily on phishing and other cyber threats. They provide a weekly summary of the latest phishing attacks online.