March 6, 2009 1:35 AM
Posted by: Ken Harthun
Critical update,
Denial of Service,
Exploits,
Firefox,
insecure,
Security,
VulnerabilitiesMozilla Foundation released Firefox 3.0.7 today to address multiple vulnerabilities. According to the Security Advisories, the vulnerabilities may allow an attacker to execute arbitrary code, cause a denial-of-service condition, obtain sensitive information, or spoof the location bar. Mozilla says...
February 25, 2009 1:52 AM
Posted by: Ken Harthun
Cybercrime,
Password,
Phishing,
ScamIn my area, there has been a rash of phishing calls targeting bank customers. Coincidentally, today's WXP News (Vol. 8, #59 - Feb 24, 2009 - Issue #367) addresses the same issue:
You might never click a link in an email purporting to be...
February 24, 2009 3:37 AM
Posted by: Ken Harthun
Anti-malware,
Anti-virus,
Malicious Software Removal Tool,
Malware,
Scam,
Security,
Social Engineering,
VirusWhat happens when people fall for the scareware ruse and actually install the stuff? Oddly enough, they may not even know they’ve been duped. Their systems may run a little slower, but they may be fooled into thinking they’re now being protected by the malware they’ve installed. What...
February 18, 2009 5:05 PM
Posted by: Ken Harthun
Anti-malware,
Anti-virus,
Cybercrime,
Malware,
Scam,
Security,
VirusYou're checking out your favorite web sites when out of the blue a scary message appears on your desktop, which may look like the picture below, or it may just be a box that says "Warning! Spyware detected on your computer!"
February 14, 2009 3:54 PM
Posted by: Ken Harthun
Browsers,
Firefox,
Internet Explorer,
Malware,
Microsoft Windows,
Opera,
Secure Computing,
Vulnerabilities,
Zero-day vulnerabilitySecurity is a complicated process, leaving many to desire a magic bullet. Unfortunately, there isn't one. No matter how much security developers build into software, the behavior of the person seated in the chair will always be the weak link. Truth be told, all of the major browsers are safer than...
February 11, 2009 10:30 PM
Posted by: Ken Harthun
Email security,
Encryption,
Secure Computing,
SecurityMost of the email we send and receive from our co-workers, family, and businesses contains little that requires any degree of confidentiality. The same goes for most of the files we have stored on our hard drives and thumb drives. Occasionally, however, we need to pass on or store some information...
February 10, 2009 3:02 AM
Posted by: Ken Harthun
Anti-malware,
Conficker,
Cybercrime,
Malware,
OpenDNS,
Security,
WormWith some estimates placing the number of computers infected by the Conficker worm at 10 million or more, Conficker has the potential to become one of the biggest botnets ever. Given that many system administrators probably don't...
February 3, 2009 3:19 AM
Posted by: Ken Harthun
Anti-virus,
Linux,
Microsoft Windows,
Networking,
Security,
Security management,
VirusCan Mac and Linux boxes harbor malware that does not affect them, but could affect Windows PCs? Absolutely. It can and does happen. The Sophos white paper, “Protecting Mac and Linux computers: genuine need or...
January 31, 2009 3:58 PM
Posted by: Ken Harthun
Microsoft Windows,
NAT,
Networking,
Routers,
Secure Computing,
Security,
Security managementWhen we buy an appliance, we expect to be able to take it home, take a brief glance at the instructions for setting it up, plug it in and go. For most things, this expectation is fulfilled, even, unfortunately, for the home PC. In fact, once you get a few things plugged into the back of it all you...