<div dir="ltr">[Apologies for multiple copies]<br><br>Dear all,<br><br>Let me advertise our next ERATO MMSD project 
<span class="gmail-m_688417286740611043gmail-m_547872329642204051m_1674442457263079573gmail-il"><span class="gmail-m_688417286740611043gmail-il"><span class="gmail-il">colloquium</span></span></span> talk by Étienne André and Bart Jacobs on 1 March, 16:00-. Please find the 
title and the abstract below. You are all invited.<br><br>Sincerely,<br>--<br>Natsuki Urabe<br><a href="mailto:urabenatsuki@is.s.u-tokyo.ac.jp" target="_blank">urabenatsuki@is.s.u-tokyo.ac.j<wbr>p</a><br>The University of Tokyo, ERATO MMSD<br><br>----<br><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt" id="gmail-docs-internal-guid-b4fb0739-cfe1-dfa0-e5eb-0215dc6b65bf"><span style="font-size:14pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Thu 1 March 2018, 16:00–18:00</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:8pt;font-family:Arial;color:rgb(255,0,0);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">ERATO MMSD Takebashi Site Common Room 3</span><span style="font-size:8pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap"><br class="gmail-kix-line-break"></span><a href="http://group-mmm.org/eratommsd/access.html" style="text-decoration:none"><span style="font-size:8pt;font-family:Arial;color:rgb(17,85,204);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline;white-space:pre-wrap">http://group-mmm.org/eratommsd/access.html</span></a></p><br><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:14pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">16:00–17:00</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Étienne André (University Paris 13), </span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap"> </span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap"><br class="gmail-kix-line-break"></span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Parametric timed automata: theory and applications</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Critical real-time systems must be formally verified to prevent any undesired behavior. When some timing constants are known with only a limited precision, traditional timed model-checking techniques may not apply anymore.</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">We use here the formalism of parametric timed automata. Parametric timed automata are very expressive, and decision problems are notoriously very hard (in fact most interesting decision problems are undecidable). On the one hand, we review decidability results, and propose new decidable subclasses. On the other hand, we adopt a more pragmatic approach, and show that parametric timed automata allow us to model and verify distributed real-time systems; using the IMITATOR software, we derive best- and worst-case execution times for a real-time system designed by Thales, and subject to uncertainty in some tasks periods.</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">We also briefly report on recent techniques to speed-up the verification time using abstractions, and on distributed parametric model checking.</span></p><br><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:14pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">17:00–18:00</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Bart Jacobs (Radboud University), </span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap"> </span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap"><br class="gmail-kix-line-break"></span><span style="font-size:11pt;font-family:Arial;color:rgb(0,0,0);background-color:rgb(255,255,255);font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">Privacy and Security in Identity Management and Medical Research</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">This talk will given an overview of the ideas behind two practically oriented security and privacy projects at Nijmegen, NL:</span></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">1. Attribute-based identity management via the IRMA platform, see </span><a href="https://privacybydesign.foundation/en/" style="text-decoration:none"><span style="font-size:9pt;font-family:Arial;color:rgb(17,85,204);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline;white-space:pre-wrap">https://privacybydesign.foundation/en/</span></a></p><p dir="ltr" style="line-height:1.38;margin-top:0pt;margin-bottom:0pt"><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">If interested, you can before the talk already install the IRMA app on your (Android or iOS) phone and collect some attributes yourself.</span></p><span style="font-size:9pt;font-family:Arial;color:rgb(102,102,102);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre-wrap">2. Polymorphic encryption and Pseudonymisation for a large scale Parkinson research study, see: </span><a href="https://pep.cs.ru.nl/" style="text-decoration:none"><span style="font-size:9pt;font-family:Arial;color:rgb(17,85,204);background-color:rgb(255,255,255);font-weight:400;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline;white-space:pre-wrap">https://pep.cs.ru.nl/</span></a><br></div>