Re: New encryption technology closes WLAN security loopholes

2001-09-30 Thread Dan Geer
Or in other words, the first requirement for perimeter security is a perimeter. Wireless networks have no interior. Merging them with a perimeter-protected network will yield a network with the character of the wireless net. This is at once the the beauty of community nets and the end

Re: New encryption technology closes WLAN security loopholes

2001-09-26 Thread Rick Smith at Secure Computing
At 05:44 PM 9/24/2001, [EMAIL PROTECTED] wrote: In increasingly many environments, the term perimeter makes little sense. See, for example, the CCS-2000 paper on Distributed Firewalls by Sotiris Ioannidis et al. You can get it (among other places) from

Re: New encryption technology closes WLAN security loopholes

2001-09-25 Thread Derek Atkins
Heh. I've been arguing for YEARS that classic firewalls, as they have been used for even more years, have been a disservice to network security. You know, the whole hard, crunchy exterior with soft, chewy interior sort of thing. Instead if we had ubiquitous multi-level secure services (using

Re: New encryption technology closes WLAN security loopholes

2001-09-24 Thread Rodney Thayer
At 08:10 PM 9/21/01 -0400, R. A. Hettinga wrote: At 10:34 AM -0400 9/20/2001, Perry E. Metzger wrote: R. A. Hettinga [EMAIL PROTECTED] writes: [1] New encryption technology closes WLAN security loopholes We don't need a new proprietary technology. IPSec tunnels from the wireless node to

Re: New encryption technology closes WLAN security loopholes

2001-09-21 Thread Arnold G. Reinhold
At 10:34 AM -0400 9/20/2001, Perry E. Metzger wrote: R. A. Hettinga [EMAIL PROTECTED] writes: [1] New encryption technology closes WLAN security loopholes Next Comm has launched new wireless LAN security technology called Key Hopping. The technology aims to close security gaps in Wired