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Kudelski Security Research

Kudelski Security Research

The Latest News from Research at Kudelski Security

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Author: Nils Amiet

A Solution to the Dangerous Delegated Responder Certificate Problem

November 16, 2020 Nils Amiet

Co-authored by Nils Amiet and AndrĂ© Nicoulin 1. Introduction  In this memo, we address the issue of the “Dangerous Delegated OCSP Responder Certificate” [1]. We propose

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Replacing passwords with FIDO2 updated slides and resources

July 8, 2020 Nils Amiet

If you attended the 2020 edition of Pass the SALT, a conference dedicated to free software and security, you may have just stumbled upon a

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Differential privacy: a comparison of libraries

March 11, 2020 Nils Amiet

Note that this article is a hands-on, applied, comparison and does not try to explain all the details of differential privacy. For more background information

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FIDO2 Deep Dive: Attestations, Trust model and Security

February 12, 2020 Nils Amiet

Update 2020-02-14: As pointed out by a reader (thank you!), attestations do not protect against man-in-the-middle attacks where an attacker owns a genuine authenticator of

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FIDO2: Solving the Password Problem

October 8, 2019 Nils Amiet

Introduction Passwords are a problem and you’d be hard-pressed to find a security professional who disagrees. According to Verizon’s 2019 Data Breach Investigation Report, 62%

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Spark Summit Europe 2016

November 22, 2016 Nils Amiet

I attended Spark Summit Europe 2016 in Brussels this year in October, a conference where Apache Spark enthusiasts meet up. I’ve been using Spark for

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