[Servercert-wg] Voting Begins: Ballot SC7: Update IP Address Validation Methods CAB Forum x

Dimitris Zacharopoulos (HARICA) dzacharo at harica.gr
Mon Feb 4 01:03:51 MST 2019


HARICA votes "yes" to ballot SC7.

Dimitris.

On 1/2/2019 8:30 μ.μ., Wayne Thayer via Servercert-wg wrote:
>
> Purpose of Ballot:
>
> Ballot 169 removed Method 11 ("Any Other Method") from 3.2.2.4 and 
> replaced it with explicit validation methods, but it's sibling in 
> 3.2.2.5 item 4 is still in the Baseline Requirements.
>
> This ballot removes 3.2.2.5 item 4 and replaces it with an explicit 
> list of IP validation methods.
>
> The intention is that, moving forward, IP validation methods will be 
> handled in the same way as domain-name validation methods, and CAs 
> that want to use new methods or variants of existing methods must 
> bring them to the Forum for scrutiny, first.
>
>
> The following motion has been proposed by Wayne Thayer of Mozilla and 
> endorsed by Doug Beattie of GlobalSign and Tim Hollebeek of DigiCert.
>
> -- MOTION BEGINS --
>
> This ballot modifies the “Baseline Requirements for the Issuance and 
> Management of Publicly-Trusted Certificates” as follows, based on 
> Version 1.6.2:
>
> Add the following to the table in section 1.2.2:
>
> Compliance: 2019-08-01; Section 3.2.2.5; Summary Description: CAs MUST 
> follow revised validation requirements in section 3.2.2.5 and MUST 
> keep a record of IP Address validation methods used.
>
> Add the following definitions to section 1.6.1:
>
> IP Address:A 32-bit or 128-bit label assigned to a device that uses 
> the Internet Protocol for communication.
>
> IP Address Contact:The person(s) or entity(ies) registered with an IP 
> Address Registration Authority as having the right to control how one 
> or more IP Addresses are used.
>
> IP Address Registration Authority:The  Internet Assigned Numbers 
> Authority (IANA) or a Regional Internet Registry (RIPE, APNIC, ARIN, 
> AfriNIC, LACNIC).
>
> Replace Baseline Requirements section 3.2.2.5, in its entirety, with 
> the following text:
>
>
>         3.2.2.5. Authentication for an IP Address
>
> This section defines the permitted processes and procedures for 
> validating the Applicant’s ownership or control of an IP Address 
> listed in a Certificate.
>
> The CA SHALL confirm that prior to issuance, the CA has validated each 
> IP Address listed in the Certificate using at least one of the methods 
> specified in this section.
>
> Completed validations of Applicant authority may be valid for the 
> issuance of multiple Certificates over time. In all cases, the 
> validation must have been initiated within the time period specified 
> in the relevant requirement (such as Section 4.2.1 of this document) 
> prior to Certificate issuance. For purposes of IP Address validation, 
> the term Applicant includes the Applicant's Parent Company, Subsidiary 
> Company, or Affiliate.
>
> After July 31, 2019, CAs SHALL maintain a record of which IP 
> validation method, including the relevant BR version number, was used 
> to validate every IP Address.
>
> Note: IP Addresses verified in accordance with this section 3.2.5 may 
> be listed in Subscriber Certificates as defined in section 7.1.4.2 or 
> in Subordinate CA Certificates via iPAddress in permittedSubtrees 
> within the Name Constraints extension. CAs are not required to verify 
> IP Addresses listed in Subordinate CA Certificates via iPAddress in 
> excludedSubtrees in the Name Constraints extension prior to inclusion 
> in the Subordinate CA Certificate.
>
> 3.2.2.5.1. Agreed-Upon Change to Website
>
> Confirming the Applicant's control over the requested IP Address by 
> confirming the presence of a Request Token or Random Value contained 
> in the content of a file or webpage in the form of a meta tag under 
> the "/.well-known/pki-validation" directory, or another path 
> registered with IANA for the purpose of validating control of IP 
> Addresses, on the IP Address that is accessible by the CA via 
> HTTP/HTTPS over an Authorized Port. The Request Token or Random Value 
> MUST NOT appear in the request.
>
> If a Random Value is used, the CA SHALL provide a Random Value unique 
> to the certificate request and SHALL not use the Random Value after 
> the longer of (i) 30 days or (ii) if the Applicant submitted the 
> certificate request, the timeframe permitted for reuse of validated 
> information relevant to the certificate (such as in Section 4.2.1 of 
> this document).
>
> 3.2.2.5.2. Email, Fax, SMS, or Postal Mail to IP Address Contact
>
> Confirming the Applicant's control over the IP Address  by sending a 
> Random Value via email, fax, SMS, or postal mail and then receiving a 
> confirming response utilizing the Random Value. The Random Value MUST 
> be sent to an email address, fax/SMS number, or postal mail address 
> identified as an IP Address Contact.
>
> Each email, fax, SMS, or postal mail MAY confirm control of multiple 
> IP Addresses.
>
> The CA MAY send the email, fax, SMS, or postal mail identified under 
> this section to more than one recipient provided that every recipient 
> is identified by the IP Address Registration Authority as representing 
> the IP Address Contact for every IP Address being verified using the 
> email, fax, SMS, or postal mail.
>
> The Random Value SHALL be unique in each email, fax, SMS, or postal mail.
>
> The CA MAY resend the email, fax, SMS, or postal mail in its entirety, 
> including re-use of the Random Value, provided that the 
> communication's entire contents and recipient(s) remain unchanged.
>
> The Random Value SHALL remain valid for use in a confirming response 
> for no more than 30 days from its creation. The CPS MAY specify a 
> shorter validity period for Random Values, in which case the CA MUST 
> follow its CPS.
>
> 3.2.2.5.3. Reverse Address Lookup
>
> Confirming the Applicant’s control over the IP Address by obtaining a 
> Domain Name associated with the IP Address through a reverse-IP lookup 
> on the IP Address and then verifying control over the FQDN using a 
> method permitted under BR Section 3.2.2.4.
>
> 3.2.2.5.4. Any Other Method
>
> Using any other method of confirmation, including variations of the 
> methods defined in BR Section 3.2.2.5, provided that the CA maintains 
> documented evidence that the method of confirmation establishes that 
> the Applicant has control over the IP Address to at least the same 
> level of assurance as the methods previously described in version 
> 1.6.2 of these Requirements.
>
> CAs SHALL NOT perform validations using this method after July 31, 
> 2019.  Completed validations using this method SHALL NOT be re-used 
> for certificate issuance after July 31, 2019. Any certificate issued 
> prior to August 1, 2019 containing an IP Address that was validated 
> using any method that was permitted under the prior version of this 
> section 3.2.2.5 MAY continue to be used without revalidation until 
> such certificate naturally expires.
>
> 3.2.2.5.5. Phone Contact with IP Address Contact
>
> Confirming the Applicant's control over the IP Address by calling the 
> IP Address Contact’s phone number and obtaining a response confirming 
> the Applicant's request for validation of the IP Address. The CA MUST 
> place the call to a phone number identified by the IP Address 
> Registration Authority as the IP Address Contact. Each phone call 
> SHALL be made to a single number.
>
> In the event that someone other than an IP Address Contact is reached, 
> the CA MAY request to be transferred to the IP Address Contact.
>
> In the event of reaching voicemail, the CA may leave the Random Value 
> and the IP Address(es) being validated.  The Random Value MUST be 
> returned to the CA to approve the request.
>
> The Random Value SHALL remain valid for use in a confirming response 
> for no more than 30 days from its creation. The CPS MAY specify a 
> shorter validity period for Random Values.
>
>
> *3.2.2.5.6 ACME “http-01” method for IP Addresses*
>
>
> Confirming the Applicant's control over the IP Address by performing 
> the procedure documented for an “http-01” challenge in draft 04 of 
> “ACME IP Identifier Validation Extension,” available at 
> https://tools.ietf.org/html/draft-ietf-acme-ip-04#section-4.
>
>
> *3.2.2.5.7 ACME “tls-alpn-01” method for IP Addresses*
>
>
> Confirming the Applicant's control over the IP Address by performing 
> the procedure documented for a “tls-alpn-01” challenge in draft 04 of 
> “ACME IP Identifier Validation Extension,” available at 
> https://tools.ietf.org/html/draft-ietf-acme-ip-04#section-4.
>
> -- MOTION ENDS --
>
> *** WARNING ***: USE AT YOUR OWN RISK.  THE REDLINE BELOW IS NOT THE 
> OFFICIAL VERSION OF THE CHANGES (CABF Bylaws, Section 2.4(a)):
>
> A comparison of the changes can be found 
> at:https://github.com/wthayer/documents/compare/wthayer:master...Ballot-SC7 
> <https://github.com/dougbeattie/documents/compare/master...dougbeattie:SC14---Phone-validation-updates>
>
> The procedure for approval of this ballot is as follows:
>
> Discussion (7+ days)
>
> Start Time: 2019-01-24 01:00 UTC
>
> End Time: Not before 2019-01-31 01:00 UTC
>
> Vote for approval (7 days)
>
> Start Time: 2019-02-01 19:00 UTC
>
> End Time: 2019-02-08 19:00 UTC
>
>
> _______________________________________________
> Servercert-wg mailing list
> Servercert-wg at cabforum.org
> http://cabforum.org/mailman/listinfo/servercert-wg

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