[zapps-wg] Attestation no. 10 (Powers of Tau)

[Michael Dixon via zapps-wg]

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Hash: SHA512

Powers of Tau Attestation


Date: November 19th, 2017

Name: Michael Dixon

Location: Cambridge, MA, USA

Round: #10

Response Hash (blake2b):
736675cc a5820d1d 085a3dd1 8bf0f851
39d319d5 b58db001 60fce9bb fd20838d
851bed87 5c609b5a e88ab5f2 5faed08d
8e60fb2e d7ae4cb3 22803a8e c9ed6e5e

Operational Details
===

Due to the nature of the countermeasures I took, I will not be providing
details at this time.

Best,
Michael Dixon
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Comment: https://keybase.io/crypto

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Re: [zapps-wg] Attestation no. 9 (Powers of Tau)

[Sean Bowe via zapps-wg]

Miguel Angel Marco Buzunariz wished to go today (Sunday) but I didn't
notice their email. I think we could have room in the queue today
though, depending on how long Michael/Adrian take.

Sean

On Sat, Nov 18, 2017 at 8:59 PM, Sean Bowe  wrote:
> Thank you! It's always good to have witnesses of the process.
>
> Here's the full roster of participants this week. More volunteers are
> welcome, just send a request to the mailing list!
>
> Michael Dixon (Sunday) -- disclosure: a personal friend of mine! :)
> Adrian (Sunday)
> [CAN'T SAY]
> Gabor
> Alyssa (Tuesday)
> [CAN'T SAY]
> Adam Nagel (This week sometime)
> Wei Tang (This week sometime)
>
> Sean
>
> On Sat, Nov 18, 2017 at 8:46 PM, Hackett, Robert - News Group
> 
> wrote:
>> -BEGIN PGP SIGNED MESSAGE-
>> Hash: SHA512
>>
>> Powers of Tau Operational Write-up
>> =
>>
>> Round: 9
>>
>> Date: 2017-11-18
>>
>> Name: Robert Hackett
>>
>> Location: New York, NY
>>
>> Response (blake2b):
>> 2af8b7aadedc27d194a28cb67729f8cab0095a48a8406c071f097639d852c4917ecf213194df2115dd0a294b9c114711237f041c37987023dd8c9f4bc42991d9
>>
>> Procedure
>> =
>>
>> I downloaded the challenge file from an Amazon S3 bucket set up by Sean
>> Bowe. I computed a response locally using rustc 1.21.0 on a non-air-gapped
>> MacBook Pro from mid-2012 running macOS High Sierra. I uploaded the response
>> file to the same Amazon S3 bucket.
>>
>> Side channel defenses
>> =
>>
>> Entropy source: A literary excerpt of undisclosed provenance.
>>
>> Physical/electronic monitoring: All steps performed from the comfort of my
>> living room.  I played aloud the new Spoon album Hot Thoughts on a separate
>> laptop while it computed.
>>
>> I have no intention to destroy the compute node.
>>
>> Robert Hackett
>> Staff writer | Fortune
>> @rhhackett
>> -BEGIN PGP SIGNATURE-
>> Version: Keybase OpenPGP v2.0.76
>> Comment: https://keybase.io/crypto
>>
>> wsBcBAABCgAGBQJaEM2sAAoJEAoqnglK+Y5XZaYH/0yjGcKKIwQWkUDIMIlb2isy
>> lvAwIiaEFUcDCTcYKiFLgTCTOM2k1Egsc2jlwOF+eHiitzbiIgSYhQt8NRHfIjHQ
>> br+al+KDKE0JGbkJjv1TOHhZzzAzFrV+tv8j7V0ZXRBiOEfDEN4dOMrLR4lUEyfI
>> cZ3CWKdN2QgyH0J7ElkVwPjRZgkIgDblj6TSsONfstvpdEzG5vulP3RHSAr/VyYo
>> qdYCoY/NXow/xzuhT7NmsPgLBxgrDRuJukW8frUvfgwLTudfaP+8vyw5xmwPb25x
>> tRGL2V+lex/9lQbckT1VHIdL7RFvWV/2NteoxyP/DwKYEtFY5VvoF8rY8tS/kbg=
>> =j5Mm
>> -END PGP SIGNATURE-

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