Stories by Tim Greene

Internet-threat portal on tap from TippingPoint

TippingPoint is beta-testing a Web portal that lets customers view Internet-threat intelligence the company has gathered from around the globe, as well as polls of how other customers are dealing with those threats.

Check Point goes virtual with VPN-1

Check Point is introducing a version of its VPN-1 software that runs on VMware ESX or ESXi to protect virtual machines from one another when they are running on a single piece of hardware.

Lawsuits can be an expensive IT threat

Corporate IT executives need to create internal task forces today to deal with what can be an expensive threat - litigation, Black Hat attendees were told.

Dangerous databases?

Treat metadata skeptically, or it can lead to unexpected risks to corporations, warned the keynote speaker at the Black Hat conference.

Juniper consolidates network management software

Juniper Networks is expanding its network and security management software to include more of the company's product line, making it easier for customers to set security policies across their infrastructure rather than doing so using several product-specific platforms.

F5 pushing new Big-IP gear

F5 Networks is beefing up its two low-end Big-IP Web-application optimization boxes so they have more throughput, and is upgrading the software that runs on Big IP devices to boost security.

VPNs: Six burning questions

VPNs are well established as essential tools for corporate communications, but they are not all created equal. Here are six questions and their answers that can help you make decisions about which VPN technology to use.

ConSentry CEO talks up security issues

Network-access-control start-up ConSentry Networks has filled its long-vacant CEO position with Joe Golden, a partner in Accel Partners, a ConSentry investor. Golden was a partner in Accel Partners' London venture-capital office from 2001 until ConSentry hired him; before that he was Cisco's managing director of business development and strategic alliances for Europe, Middle East and Africa. With NAC in flux and with some start-ups having failed, Golden spoke with Network World Senior Editor Tim Greene about ConSentry, its strategy and the future of NAC.

Gigabit Ethernet powers computer clusters

Gigabit Ethernet as a means to connect devices in data centers and storage facilities has earned another proof point -- a computing cluster in Germany that is linked by Gigabit Ethernet and that has ranked number 58 overall for performance among the top 500 supercomputing sites in the world.

Avaya, Cisco and Nortel face VoIP vulnerabilities

VoIP customers of Avaya, Cisco and Nortel should look Wednesday for patches that correct newly found vulnerabilities that, if exploited, can result in remote code execution; unauthorized access; denial of service; and information harvesting.