Disclaimer: Links are provided on these pages purely for informational purposes and should not be construed as endorsement or claim of partnership or affiliation with any of the companies, websites, people or products. All names, logos and trademarks belong to their respective owners.

CVE Details

ITSec DB

Exploit DB

US-CERT (CISA)

NIST Vulnerability DB

VulDB

Rapid7 VE Database

Packet Storm

Dark Reading

Threat Post

Infosec Industry

InfoSecurity Magazine

Data Breach Today

Slashdot Security

Information Security News (SANS)

Naked Security (Sophos)

Wired

CSO Online

C|Net Security

SC Magazine

ZDNet Security

CISO Mag

The Register
Krebs on Security

NIST Blog
Schneier on Security
Daniel Miessler
Graham Cluley
IT Security Guru
Security Weekly Blog
State of Security Blog (Tripwire)
Troy Hunt
The Last Watchdog
ZDNet Zero Day
SANS blog
Google blog
NIST CSRC
(ISC)2
ISACA
SANS
OWASP
CSA
ISSA
FIRST
CIS
ISF
ISA
NCSA (Stay Safe Online)
ISRA
FISSEA
SecReck
Peerlyst
Wilders Security Forum
ISACA Engage
Tech Republic Forums
Hacker Combat
CSIAC Forums
Reddit Security
Anti Online Forums
Malware Tips
This is a good link.