thejapantimes, to worldnews
@thejapantimes@mastodon.social avatar
williamgunn, to math
@williamgunn@mastodon.social avatar

Internet security depends on cryptography, which itself largely depends on the difficulty of factoring large numbers. Quantum computing breaks cryptography using Shor's algorithm. A new mathematical discovery just made it even faster.
https://www.quantamagazine.org/thirty-years-later-a-speed-boost-for-quantum-factoring-20231017

xgranade, to quantumcomputing
@xgranade@wandering.shop avatar

I have to say, I'm really proud to have worked on this. It's a great demonstration for what QIR can do to help enable #QuantumComputing.

https://social.dual-space.solutions/@cgranade/111259018040956503

remixtures, to Cybersecurity Portuguese
@remixtures@tldr.nettime.org avatar

#Cybersecurity #Encryption #QuantumComputing: "A prominent cryptography expert has told New Scientist that a US spy agency could be weakening a new generation of algorithms designed to protect against hackers equipped with quantum computers.

Daniel Bernstein at the University of Illinois Chicago says that the US National Institute of Standards and Technology (NIST) is deliberately obscuring the level of involvement the US National Security Agency (NSA) has in developing new encryption standards for “post-quantum cryptography” (PQC). He also believes that NIST has made errors – …
either accidental or deliberate – in calculations describing the security of the new standards. NIST denies the claims."

https://www.newscientist.com/article/2396510-mathematician-warns-us-spies-may-be-weakening-next-gen-encryption/

stshank, to quantumcomputing
@stshank@mstdn.social avatar

Another quantum computer is here — Fujitsu and RIKEN in Japan. They went with superconducting qubits, like IBM, Google, and various others (but not all). 64 qubits so far. https://www.fujitsu.com/global/about/resources/news/press-releases/2023/1005-01.html
#QuantumComputing #Japan #superconducting #qubits

johanvos, to quantumcomputing
@johanvos@mastodon.social avatar

I'll give away books and t-shirts at my #Devoxx session on #quantumcomputing with #java on Thursday 11:50. (https://devoxx.be/talk/?id=39135)
Unsure how to do that though. I encourage participation, and I can give a book/t-shirt to a good question/comment.
But I also want to help devs that are more shy, so how should I decide who gets a book/t-shirt?

itnewsbot, to ArtificialIntelligence

Japan invests $1.3 billion in Micron to subsidize chip manufacturing: Report - Japanese government funds are expected to help Micron’s factory in Hiroshima produce more... - https://www.networkworld.com/article/3707970/japan-invests-13-billion-in-micron-to-subsidize-chip-manufacturing-report.html#tk.rss_all

chemoelectric, to physics
@chemoelectric@masto.ai avatar

#quantum #physics theorists think their fantasies are beautiful, but they are butt ugly.

The real beauty of the reality behind a two-channel Bell test (which is EASILY proven to be CLASSICAL PHYSICS) is that you can mark ANY ANGLE on the polarizers as zero. You simply have to be sure to mark it the same on both of them.

My god, the CRIME that has been perpetrated by the quantum physics community. It really is a crime IMO. Do they realize they have DESTROYED THE EDUCATIONS of THOUSANDS?

chemoelectric,
@chemoelectric@masto.ai avatar

Don't you realize that one day it is going to be revealed that a #QuantumComputing device is no more than a bizarrely fashioned hybrid digital-analog computer?

(And that it should always have been obvious that hybrid computers could do the same thing, anyway, implying that NUMERICAL algorithms probably could do it. Yes, how about searching a database, USING A NUMERICAL ALGORITHM!)

gmate8, to random

We don't need blockchain when we can verify payments without knowing any private data/detail!

I guess this is the future of private payments.

https://www.scientificamerican.com/article/to-move-fast-quantum-maze-solvers-must-forget-the-past/

Mina, to Futurology German

Some "bold" ⁣s for the next 50 years:

There will be no permanently staffed lunar base.

Nuclear fusion will not be an energy source worth reckoning.

There will be no general artificial intelligence.

Objections?

HistoPol,
@HistoPol@mastodon.social avatar

@Mina

(3/n)

...happen are all in place.

I think there will be yet another "quantum leap" due to the 3 points I mentioned initially.

And, as I like to add, there has been a big breakthrough in #QuantumComputing (QC) this year, too. - So far completely unrealited from #AI development. The combination of #LLM technologie and QC has yet the potential for another "quantum leap" in non-linear development.

The only thing I cannot fathom at all, is how a breakthrough in...

xgranade, to quantumcomputing
@xgranade@wandering.shop avatar

Fuck. I finally caught COVID. Even as much as I stayed masked at Quantum Week last week (taking off only to eat and only after verifying CO2 levels), there were still 1400 people and I'd guess less than 1% wore masks.

It took testing four times for it to catch my strain, too.

If you were at #QCE23, please please please test and test repeatedly.

#QuantumComputing #COVID19

stshank, to quantumcomputing
@stshank@mstdn.social avatar

I took a look (and got a very close-up photo!) at Intel's silicon-centric quantum computing strategy. Don't expect big results for years, but it's notable that the company and many quantum rivals continue to make investments and progress year after year. https://www.cnet.com/tech/computing/intel-plans-a-quantum-computing-approach-to-leapfrog-rivals/

remixtures, to Cybersecurity Portuguese
@remixtures@tldr.nettime.org avatar

#Cybersecurity #Signal #Encryption #QuantumComputing: "The Signal Protocol is a set of cryptographic specifications that provides end-to-end encryption for private communications exchanged daily by billions of people around the world. After its publication in 2013, the Signal Protocol was adopted not only by Signal but well beyond. Technical information on the Signal Protocol can be found in the specifications section of our docs site.

Today we are happy to announce the first step in advancing quantum resistance for the Signal Protocol: an upgrade to the X3DH specification which we are calling PQXDH. With this upgrade, we are adding a layer of protection against the threat of a quantum computer being built in the future that is powerful enough to break current encryption standards.

This post is written to introduce this work to non-experts, and will review what quantum computing is and the challenges it presents for current cryptographic algorithms, before providing a high level overview of how we are adapting our specifications to answer these challenges. If you would like to skip this summary and explore our PQXDH specification in depth, you can read our technical whitepaper here."

https://signal.org/blog/pqxdh/

jh, to Signal German

Das #Signal Protocol (bzw. dessen #Kryptografie) will gegen #QuantumComputing gewappnet sein: https://signal.org/blog/pqxdh/

jrt, to quantumcomputing
xgranade, to random
@xgranade@wandering.shop avatar

Postquantum crypto is cool, but I wish Signal had asked someone who knew something about quantum computing to review their blog post.

https://mastodon.world/@signalapp/111092685323940010

rdviii,
@rdviii@famichiki.jp avatar

@xgranade @irenes I only skimmed it, but the post seems pretty good to me. There IS a lot of debate about how far away large-scale FT systems are, but I don't think 10 years is unreasonable.

My own objection is that I think of weather forecasting as a Big Data problem, and we really don't have a viable plan for solving big data problems on #quantumComputing systems.

japanskier, to Signal

Wow.

#Signal is strengthening its protocol and now has a way to resist #quantum computing attempts to break into your private messages.

I wonder what experts in #quantumcomputing like @rdviii think about this?

#privacy #security #messaging #encryption #pqxdh

From: @signalapp
https://mastodon.world/@signalapp/111092685323940010

chemoelectric, to python
@chemoelectric@masto.ai avatar

I have animated a two-channel ‘CHSH’ Bell test experiment, as a #Python program. It is on #PyPI at https://pypi.org/project/Quantum-Correlations-Visualized/

If you read the source code, it will give an explanation of how the #simulation works. I STRONGLY encourage close study of the source code, for the reader to see that it is legitimate.

#Quantum #Physics #QuantumComputing #Mathematics

chemoelectric, to physics
@chemoelectric@masto.ai avatar

If anyone wants a preview of my #quantum #physics #animated #simulation that actually has no quantum physics in it at all, try

curl https://crudfactory.com/quantum_correlations_visualized.py | python3 - pi/8

You can try other angles. pi/8 and 3pi/8 give maximum magnitude of the correlation coefficient (sqrt(2)).

#QuantumComputing

This is perfectly serious stuff. The theorists have left out some necessary details of random process analysis they do not know are necessary, involving joint pdf and so forth.

StephanieHount1, to Ukraine German
@StephanieHount1@troet.cafe avatar

Der 568. Kriegstag im Überblick 🧵
Q:NTV Guardian
#RussiaUkraineWar
#RussiaUkraineWarDE
#Ukraine

Bei Konferenz in Riga erörtern Justizminister & Vertreter der Mitgliedsstaaten des Europarats Möglichkeiten, RU für Kriegsverbrechen in Ukraine zur Verantwortung zu ziehen.

Ukr Armee: Kommen im Süden täglich 50-200 Meter voran. Kämpfer des Abschnitts "Taurien" haben insgesamt seit Offensivbeginn über 255 Quadratkilometer Boden befreit.

Evtl sensibler Inhalt
1/5
https://www.n-tv.de/24390036

HistoPol,
@HistoPol@mastodon.social avatar

@Mina @ViolaB

(4/n)

... dann gab es letzten Monat ziemlich unbemerkt einen sehr großen Durchbruch im #QuantumComputing (der geboostete Artikel ist auch wieder nicht auffindbar - argh).

Ein perfekter "Nährboden".

Ich bin momentan bezüglich der AGI gar nicht mehr so pesimistisch. - 10% Wahrscheinlichkeit für die "Auslöschung der Menschheit" im Szenario...

LukaszOlejnik, to quantumcomputing
@LukaszOlejnik@mastodon.social avatar

Interesting technique to visualise the (tomographic) image of quantum superposition state. Might be handy in debugging quantum computer algorithms :) https://www.nature.com/articles/s41566-023-01272-3

image/png

chemoelectric, to physics
@chemoelectric@masto.ai avatar

I have a proof of the correlation coefficient for a two channel Bell-test experiment here, along with an simulation of such an experiment:

https://github.com/chemoelectric/eprb_signal_correlations

Better Cybersecurity With a New Quantum Random Number Generator (scitechdaily.com)

Quantum random number generation based on a perovskite light emitting diode. Digital information exchange can be safer, cheaper, and more environmentally friendly with the help of a new type of random number generator for encryption developed at Linköping University, Sweden. The researchers behin

prachisrivas, to ArtificialIntelligence
@prachisrivas@masto.ai avatar

Fascinating article on Edward Fredkin who started in the Air Force and became a #Computer scientist trained by MIT, and full professor there without even an undergraduate degree.

Amongst the first to pioneer reversible computing - blowing my mind.

Fredkin and Toffoli 'set out in a seminal 1982 paper, a computer built...that might, theoretically at least, produce no waste heat and thus consume no energy'.

#Quantumcomputing only now being seriously advanced.

https://www.nature.com/articles/d41586-023-02646-x

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