 On behalf of the chess 2019 organizing team, we all wish you welcome in Atlanta We're going to take a few minutes to introduce ourselves and say a few things about the program We would like to start by introducing ourselves The chess 2019 organizers. Yeah, first of all the program chairs Jorge, who are Yardo? Pierre Alain Fouca and then you have the general chairs Vincent Mooney myself and Yunxi Fei however Organizing an event like this Really takes a village and it takes a lot of effort. So I would like to take a minute to acknowledge the people that have supported us financially That includes the International Association for Cryptologic Research and the National Science Foundation who has provided student support In addition, we have 21 sponsors who have supported us with organizing the conference Some of these sponsors namely the ones at silver level and above also have an exhibition booth downstairs one floor There's one sponsor who is not mentioned here by logo But which only which is only to be mentioned by name and that is Apple I'm going to turn it over now to my colleague Yunxi Fei who will tell you what you can get from chess 2019 Good morning. Welcome to chess. Yeah, I'm Yunxi Fei from Northeastern University I want to give you a first view of what chess 29 is going to offer to you as you know that you took program chair and the two program chairs and 60 also TPC member a whole year of great work to build a program that we're going to present today The three of us is a little less than two years of preparation So we have the general chairs have numerous meetings emails Discussions try to reach consensus on every single issue and aspect including the hotel transfer But meanwhile we have very clear Emphasis of allocation like of work. So my colleague Patrick did a fantastic job of bringing all these sponsors including the NSF and all these companies and My colleague Vincent didn't really have any heavy lifting work of the local arrangement and the finance I help a little bit with the publicity and the student scholarship and the registration So probably many of you have received emails from me. So now we are in the conference. That's how we got here Now in the conference, this is what we are going to give to you You know, everyone knows that chess always features very strong technical sessions We bring you the top notch research results with the change of the publication model You have seen the many of the papers So many of you are eager to meet the authors in person and ask further questions discussions So downstairs, we have these exhibitions by these 11 companies. They will showcase the advanced technology and the products Meanwhile for from audience, we want to continue this very active participation engagement and interactions and We want to make connections whether you are from academia industry government. This is how you Break the ice. Let's use the cool file word While we're here in addition to five of us if you have any questions You can also ask our great team of support students. So three of us actually bring Nine students nine PhD students. They're all over here to provide any help that you need So our friendship shouldn't stop here So after conference if you have any feedback for future conference future chess Please provide your feedback to us to just 2019 will pass on the feedback and We want to to facilitate the further collaborations and to help companies the ten and the higher all in all We want to make the community of hardware security much stronger A little bit tips on how to navigate the program. So in every bag, please look for this Attendee booklet. It has every information about program location and also Local restaurant and attractions everything. Please look for that And this year we adopt who far app. We saw that already about 200 people have downloaded that This is really a app version of a program in addition We can make a lot of real-time announcements for the food for like a bus for the venue transition on Tuesday night For Monday and Tuesday, this is a Wi-Fi code. Please use that and Wednesday will have a little bit change So now I'm going to turn over to my colleague Vincent for more arrangements Welcome to Atlanta All of you have found the Western Beach, New Plaza, which is highlighted with this red era There's a lot to see in Atlanta. You can find information online. I want to highlight The social event tomorrow. There's an excursion to Martin Luther King National Historic Park area There will be two buses running continuously, it's about seven five seven and a half minutes to get there To get the bus, you need to go down to the fifth floor registration area for the hotel check-in There's an escalator down to the fourth floor An exit near Ted Turner Drive I do want to mention our banquet does start at seven o'clock sharp in the sundial restaurant The last bus departing Martin Luther King departs at seven ten So make sure you get onto the last bus We have the National Park Visitor Center in Ebenezer Baptist Church for our exclusive use from five thirty to seven I put a lot of effort in this flyer Please read it. It has a lot of good information Also in your program book it there's more information about the buses and MLK My number one recommendation when you get there is go to King Center Freedom Hall on the second floor Mahatma Gandhi inspired a lot of Martin Luther King's techniques in the civil rights movement Once you get to that one, just read the flyer. There's more information Here's a view of the visitor center area And you'll have access as I said to exhibits itself guided discovery The banquet make sure to get your tickets After you use your tickets for alcohol you have to pay So thank you very much and I'll turn it over to the program chairs One more announcement. Make sure to go to the chess Website for the rump session Submissions are open till I think around 3 p.m. Today rump session submissions. All right, so it's my pleasure to welcome you to Chess It's been 20 years of chess. So this is the 20th anniversary of chess. So it's a special chess and as usual we have to thank everyone that Made this possible and the first things there goes to the authors of all submitted papers So the high quality submissions So thanks to everyone and then please keep that because that keeps chess as one of these top conferences Invited speakers also have very kindly accepted our invitation to to present So thank you to all of them and of course the program committee who have worked very hard in choosing all these High quality papers So thanks to all Again, thanks to the sponsors because they also make it possible to To be here and to have such a nice venue and program and the general chairs They have really worked and they're a lot of stress and they're less than optimal Circumstances and they have made these a great chest. So let's thank this the general chairs and just on a personal note, so About 20 years ago and 14 days. We were running around trying to To finish up everything for registration for chess 1999. So Also, so from from my side and many thanks to the steering committee for making this possible for us and for me And with that, I think Welcome everyone so I just want to say that I think we receive all the slides for today speakers and for tomorrow and Wednesday speaker, I think you have to to send us your slide and The first session chair is Tanya Lange. The session is about lattice and post quantum cryptography Enjoy the program