Re: link-layer encryptors for Ethernet?

2005-02-10 Thread Steven M. Bellovin
In message [EMAIL PROTECTED], Chris Kuethe writes: http://www.gdds.com/company/portfolio.html#ias http://www.gdc4s.com/Products/sectera.htm Maybe one of these nifty looking general dynamics widgets is what you're afte r? Anything beginning with KG or KO is government, and not what I'm looking

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread james hughes
writes: Are there any commercial link-layer encryptors for Ethernet available? I know that Xerox used to make them, way back when, but are there any current ones, able to deal with current speeds (and connectors)? Given the price of gigE, it's hard to say that a 100Mbps adapter is current, but Intel

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread Steven M. Bellovin
In message [EMAIL PROTECTED], james hughes writes: The following device is a layer 2 tunneling device that has 256 bit AES at up to 400Mb/s. http://blueridgenetworks.com/products/index.htm http://blueridgenetworks.com/support/borderguard_vpn__serv_res_ctr.htm Layer 2? It seems to be an IPsec

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread Anne Lynn Wheeler
the internal network was larger than the arpanet/internet just about the whole time up until about mid-85. all the links leaving physical premise had to be encrypted ... there was the claim that over half of all encrypters in the world were on the internal network (and put at least one of the

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread Steven M. Bellovin
In message [EMAIL PROTECTED], Anne Lynn Wheeler writes: the internal network was larger than the arpanet/internet just about the whole time up until about mid-85. all the links leaving physical premise had to be encrypted ... there was the claim that over half of all encrypters in the world

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread Anne Lynn Wheeler
Steven M. Bellovin wrote: Yup. Often, large corporations had policies requiring them, because of how frequently a transoceanic fiber would be cut and the circuits rerouted to satellite. how 'bout microwave terrestrial ... remember all the press about the consulate in san fran that supposedly

Re: link-layer encryptors for Ethernet?

2005-02-09 Thread Chris Kuethe
http://www.gdds.com/company/portfolio.html#ias http://www.gdc4s.com/Products/sectera.htm Maybe one of these nifty looking general dynamics widgets is what you're after? -- GDB has a 'break' feature; why doesn't it have 'fix' too?

link-layer encryptors for Ethernet?

2005-02-07 Thread Steven M. Bellovin
Are there any commercial link-layer encryptors for Ethernet available? I know that Xerox used to make them, way back when, but are there any current ones, able to deal with current speeds (and connectors)? --Prof. Steven M. Bellovin, http://www.cs.columbia.edu/~smb

Re: link-layer encryptors for Ethernet?

2005-02-07 Thread Chris Kuethe
ether over ipsec or something like that. CK On Mon, 07 Feb 2005 15:11:41 -0500, Steven M. Bellovin [EMAIL PROTECTED] wrote: Are there any commercial link-layer encryptors for Ethernet available? I know that Xerox used to make them, way back when, but are there any current ones, able to deal