Re: [DNSOP] Specification of DNSKEY "Private-key-format"
Mukund Sivaraman <muks@mukund.org> Mon, 18 November 2019 10:31 UTC
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Date: Mon, 18 Nov 2019 16:01:00 +0530
From: Mukund Sivaraman <muks@mukund.org>
To: dnsop@ietf.org
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References: <20190829125502.GA2048@jurassic.lan.banu.com> <20190829134831.GC90696@straasha.imrryr.org> <20190829135554.GA3616@jurassic.lan.banu.com>
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Subject: Re: [DNSOP] Specification of DNSKEY "Private-key-format"
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Hi Victor On Thu, Aug 29, 2019 at 07:25:54PM +0530, Mukund Sivaraman wrote: > Hi Viktor > > On Thu, Aug 29, 2019 at 09:48:31AM -0400, Viktor Dukhovni wrote: > > On Thu, Aug 29, 2019 at 06:25:02PM +0530, Mukund Sivaraman wrote: > > > A tool such as BIND's dnssec-keygen generates the following formatted > > > private keys: > > > > > > [muks@naina ~]$ cat Kexample.org.+008+10638.private > > > Private-key-format: v1.3 > > > Algorithm: 8 (RSASHA256) > > > Modulus: [...] > > > PublicExponent: [...] > > > PrivateExponent: [...] > > > Prime1: [...] > > > Prime2: [...] > > > Exponent1: [...] > > > Exponent2: [...] > > > Coefficient: [...] > > > > Compare the above with: > > > > $ openssl genrsa 512 2>/dev/null | openssl rsa -text -noout | egrep -v ':..:' > > RSA Private-Key: (512 bit, 2 primes) > > modulus: > > publicExponent: 65537 (0x10001) > > privateExponent: > > prime1: > > prime2: > > exponent1: > > exponent2: > > coefficient: > > > > And it becomes clear that what you're seeing is a sequence of tagged > > base64 encodings of the BIGNUM elements of the CRT form of an RSA > > private key. > > I am initimately familiar with what these fields mean and the code that > generates it. The question is not about what the meaning of these fields > are. > > I am asking about where this key format is specified - I want to extend > it. I apologize for the way I replied to your email. My response was arrogantly written. You only tried to help me. (I realized it soon after sending the email and it has bugged me since.) Mukund
- [DNSOP] Specification of DNSKEY "Private-key-form… Mukund Sivaraman
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Viktor Dukhovni
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Mukund Sivaraman
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Evan Hunt
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Mukund Sivaraman
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Evan Hunt
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Mukund Sivaraman
- Re: [DNSOP] Specification of DNSKEY "Private-key-… Viktor Dukhovni