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Sunday, June 20, 2021

Spenlunking CACM, vol. 4 (1961): Soviet cybernetics and computer sciences, 1960

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The January 1961 issue is dedicated mostly to compiler-related issues, especially ALGOL, though there are some articles on arithmetic and o...
Monday, May 31, 2021

Spelunking CACM, vol. 3 (1960): Automatic Graders for Programming Classes

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This one boggles my mind. In the  October 1960 issue  of Communications of the ACM, Jack Hollingsworth of the Rensselaer Polytechnic Institu...
Sunday, May 23, 2021

Spelunking CACM, vol. 2 (1959): Abstracts -- Nuclear Reactor Codes

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Today's  Communications of the ACM  spelunking is a startling find from volume 2, 1959: Abstracts -- Nuclear Reactor Codes , attributed ...
Monday, May 17, 2021

Spelunking CACM, vol. 1 (1958): Accelerating Convergence of Iterative Processes

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For our first spelunking expedition, I skimmed volume 1 of the Communications of the ACM . The first thing that I noticed about the earliest...
Sunday, May 16, 2021

Spelunking Communications of the ACM

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 I'm feeling both a little random this morning, and very under-read as a general principle, so I'm going to start something.  We...
Thursday, May 13, 2021

A #QuantumInternet Architecture Position Paper

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A #QuantumInternet Architecture Position Paper  Rodney Van Meter  2021/5/9 Okay, here's something I've been intending to write down ...
Monday, December 21, 2020

M42: November Orion, Revisited

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  (Click for a bigger view!) I went back and re-processed data from 2020/11/22, used for  this image . This time, I included the 10-second e...
1 comment:
Sunday, December 06, 2020

Nebulosity Processing: A Few Comments on the Orion Photo

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 Yesterday I posted a photo of Orion that I'm pretty happy with. I included basic technical notes, but here are some additional anecdot...
Saturday, December 05, 2020

The Importance of Polar Alignment

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 One of the major innovations in amateur astronomy since I was a kid is the regular use of polar alignment scopes. They existed, but were be...

Orion: M42, M43, Horsehead and Flame Nebulae

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This is the same data I've been working with for a few weeks now. The two bright stars on the left are two-thirds of Orion's belt, a...
2 comments:
Tuesday, December 01, 2020

C90 Mak: Saturn

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 Best shot I got out of a couple of dozen. Prime focus, 90mm objective, 1250mm f.l., f/14, ISO 800, 1/10th of sec. C90 Mak lens, EOS 7D came...
Saturday, November 28, 2020

C90 Mak First Light: the Moon!

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  From my first session with my brand-new Celestron C90 Mak. f.l. 1250mm, f/14, so it's not bright. And yet, with my EOS 7D set at ISO 8...
3 comments:
Friday, November 27, 2020

Beginner's Guide to Working with Nebulosity 4

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  I've been getting back into both photography and astronomy, so, astrophotography. The picture above is the Orion Nebula, shot on Nov. ...
Sunday, October 04, 2020

The Organizations I Work With, Or, Where my Time Goes

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 If you're waiting on an answer to an email from me, or I owe you a document, or for some reason my inability to get something done is i...
Sunday, June 07, 2020

5.1 Shor 'Nuff

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(See the top of this set of postings .) Obviously, the main thing we're talking about here is Shor's algorithm.  I have not been ...

5. Attacking classical cryptography using quantum computers

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Naturally, my own interest in writing these notes stems from my experience in quantum computing and quantum networking.  The previous sectio...

4.5 Notes & References

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To be filled in eventually.

4.4 TLS and QKD

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Alan Mink, Sheila Frankel and Ray Perlner worked on integrating TLS with QKD, a full decade ago. https://arxiv.org/abs/1004.0605

4.3 Other Attacks on TLS

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One startling and potentially useful document is RFC7457 , "Summarizing Known Attacks on Transport Layer Security (TLS) and Datagram TL...

4.2 Keying and Rekeying

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(To be filled in.) < > < sure that an attacker can't cause a downgrade of security relative to what both ends really want....
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