Re: [DNSOP] [dnsext] DNS vulnerabilities

2013-11-01 Thread Masataka Ohta
Derek Atkins wrote: >> However, Snowden taught us that we must avoid any fancy >> cryptography strongly promoted by NIST, including all the >> EC related ones, which may be documented somewhere. > > It is unclear to me that ECC as a generic technology is bad, although > any specific curves create

Re: [DNSOP] [dnsext] DNS vulnerabilities

2013-11-01 Thread Derek Atkins
Nicholas Weaver writes: > On Nov 1, 2013, at 7:57 AM, Derek Atkins wrote: >> It is unclear to me that ECC as a generic technology is bad, although >> any specific curves creates by NIST/NSA are certainly suspect. >> >> Having said that, Dual-EC-DRBG is a Random Number Generator, not a Hash, >>

Re: [DNSOP] [dnsext] DNS vulnerabilities

2013-11-01 Thread Derek Atkins
Masataka Ohta writes: > Hi, Hosnieh, > >> Do you think it will be relevant to this document or it can be >> another informational document only discuss about the >> vulnerabilities of cryptographic algorithms? > > As I said, it is a known vulnerability. That is, we don't > need a generic new docu

Re: [DNSOP] [dnsext] DNS vulnerabilities

2013-11-01 Thread Nicholas Weaver
On Nov 1, 2013, at 7:57 AM, Derek Atkins wrote: > It is unclear to me that ECC as a generic technology is bad, although > any specific curves creates by NIST/NSA are certainly suspect. > > Having said that, Dual-EC-DRBG is a Random Number Generator, not a Hash, > Public Key, or Cipher algorithm,

Re: [DNSOP] [dnsext] DNS vulnerabilities

2013-11-01 Thread Tony Finch
> On 1 Nov 2013, at 06:35, Evan Hunt wrote: > >> On Fri, Nov 01, 2013 at 03:29:12PM +0900, Masataka Ohta wrote: >> TLS is another PKI and is inherently insecure as CAs can be >> compromised. > > True, but Tony's quorum-based approach could be made exhaustive enough > that the adversary would ha