Do organizations need hardware firewalls when the network already has host-based software firewalls? Wouldn’t it add cost and complexity to networks? Wouldnt system protected by host-based software firewalls just as secure as having a hardware firewall if they are implemented appropriately? “Firewalls actually come in two distinct flavors: software applications that run in the background… Continue reading Hardware or Host Based Firewalls
Category: Security Architecture
Security Architecture and Models
Ralph Langner: Cracking Stuxnet, a 21st-century cyber weapon
When first discovered in 2010, the Stuxnet computer worm posed a baffling puzzle. Beyond its unusually high level of sophistication loomed a more troubling mystery: its purpose. Ralph Langner and team helped crack the code that revealed this digital warhead’s final target — and its covert origins. In a fascinating look inside cyber-forensics, he explains… Continue reading Ralph Langner: Cracking Stuxnet, a 21st-century cyber weapon
Intrusion Prevention System To Detect BotNet
The second half of the year 2010 saw stuxnet all over the news. Stuxnet, a cyber worm, is believed to be the world’s first publicly identified known cyber weapon. Such worms are designed to destroy the control system in a factory, refinery or even a nuclear power plant. Computers are infected with such worm through… Continue reading Intrusion Prevention System To Detect BotNet
Face Recognition Systems For Facility Access
Identity card issued by the employer is the typical mechanism to identify an employee. However, verifying each and every card presented by personnel requires a dedicated person or an automated system. Credentials, such as an identity card, are more effectively verified using an automated system. However, most of the verification systems are incapable of verifying… Continue reading Face Recognition Systems For Facility Access
Secure Mobile Device For Enterprise
With the introduction of cool mobile devices available for the corporate world, executives feel their existing blackberry out of fashion. For a while, blackberry devices ruled the corporate world for mobile communications. They are efficient and highly secure. Blackberry security is still considered the gold standard for enterprise mobile communications. However, with generation Y taking… Continue reading Secure Mobile Device For Enterprise