Category Archives: Uncategorized

The first half of ANTS 2020

The Fourteenth Algorithmic Number Theory Symposium (ANTS-XIV), that was intended to take place at the University of Auckland in New Zealand, is currently taking place online in what Noam Elkies has named “New Zoomland”. Here is a report on the … Continue reading

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Eurocrypt 2020

Eurocrypt 2020 took place online, being the first major IACR cryptography conference to be run online over zoom. The chairs did an amazing job at short notice, assisted very ably by Kevin McCurley and Kay McKelly from the IACR as … Continue reading

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May 2020, What’s new?

Things have been quiet on this blog lately. As with everyone else on the planet, I have been distracted by COVID-19 and its impact on academic and family life. But I have decided it is time to write something. Hopefully … Continue reading

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Breaking the decisional Diffie-Hellman problem for class group actions using genus theory

This post is about the paper Breaking the decisional Diffie-Hellman problem for class group actions using genus theory by Wouter Castryck, Jana Sotáková and Frederik Vercauteren. First let us recall the situation in the setting of where is prime. A … Continue reading

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Algorithmic Number Theory (ANTS-XIV)

The Fourteenth Algorithmic Number Theory Symposium, ANTS-XIV, will take place at the University of Auckland, New Zealand on June 30 – July 4, 2020. The deadline for submissions is February 25. To submit, please go to the call for papers … Continue reading

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Various news items

1. The ECC 2019 conference took place in Bochum in December. Slides from some of the talks (including the rump session) are available here. 2. ASIACRYPT 2019 took place in Kobe, Japan in December. It was a very well organised … Continue reading

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Isogeny crypto

A long time ago, when pairing-based cryptography was new, cryptographers who did not fully understand the mathematics of pairings would sometimes make mistakes. They would assume that everything that can be done with discrete logarithms could also be done with … Continue reading

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An attendee’s report: crypto means Crypto (2019)

Steven Galbraith, who maintains this blog, has been inviting me to write a blog post on several conferences for quite some time, and I’ve consistently postponed accepting the invitations for, well, too long, so here you go. Yet, the reader … Continue reading

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SIAM Conference on Applied Algebraic Geometry 2019

So here we are in the nice city of Bern, in the Teutonic Switzerland, for the SIAM Conference on Applied Algebraic Geometry 2019that this year counts more than 750 attendees. The weather is warm enough but the isogenies topic has … Continue reading

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ECC 2019, Bochum, December 2-4

It has just been announced that ECC 2019 will be held in Bochum, Germany, on December 2-4, 2019. More details will eventually be available at https://eccworkshop.org/. — Steven Galbraith

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