Finnish researchers at the University of Oulu announced on Monday that they have found a vulnerability in the Internet Security Association and Key Management Protocol, or ISAKMP. It is an important part of IPsec, which is used to encrypt packets...
The Net6 device sends false TCP acknowledgements so that the sender continues sending packets. TCP uses packet retransmission, which means that packets can be delayed en route to their destination. Murli Thirumale, Net6's chief executive officer...
Really controlling the firewall is controlling the gatekeeper for the network," said Dan Ingevaldson, director of vulnerability researcher and development for ISS. The second flaw affects the company's earlier virtual private network product, VPN-1...
A security research company is warning Nortel Networks customers to upgrade their virtual private network (VPN) routers after it found a serious vulnerability in them. The denial of service vulnerability enables hackers to crash IPSec VPN machines...
The new VPN gateways incorporate a Nokia technology called Meta-Hop which it says brings together VPN and routing functionality, which should make for connections that are less easily dropped. Nokia has expanded its virtual private network (VPN...
That release will allow networks to keep machines that are connecting via a VPN (virtual private network) in a secure area, but the ability to quarantine laptops that are re-entering a corporate network won't come until Longhorn, according to...