OggS BJ OpusHead8 OggS BJ EOpusTags Lavf58.45.100 language=deu handler_name=SoundHandler encoder=Lavc58.91.100 libopus major_brand=isom minor_version=512" compatible_brands=isomiso2avc1mp41 author=Alexander Heinrich, jiska genre=lectureB title=Bifröst: Apple's Rainbow Bridge for Satellite CommunicationQ copyright=Licensed to the public under http://creativecommons.org/licenses/by/4.0 album=37C3 artist=Alexander Heinrich, jiska description=Apple's cutting-edge emergency SOS and location sharing services provide crucial communication alternatives when no cellular network is available. This talk will shed light on how these satellite services work, how they are integrated into existing fall and crash detection, present the security measures employed to safeguard resource access and privacy, and explore how this communication is embedded within the operating system.OggS BJ a]ay;.,.#%! :qw%!O ^i@A9*SyrtGcn7dNCw0mi~D-sxj52p@n]?W2Yw{'XmkM^iN>u&N`5)CRB4< v3b[nVTVJ80yFwSKZ d#%8ud`\d#ƈ(d G 7 E ȫ2' sP *%&<#k]+0P3YK=;@:D@,`F과w[0ѣh(8ș!rGU9>BI4s 7(qW3wKFs.SkK9e&CB3+FmzM C`oab5#+8[м.\p1#P=^.%L閘d9g5jee˔3- $}Ǟ(Twc(>'*=Fv ͌ıɗGz/jۥا%}R F.?m3kΝszϜr''vvhl){AT }' ɿ]7:zlIq'Z#eD{$6 TbeFq;{B{o0 /0Þ%CE It >-2A4:U qzF6k{M2r)Pz.ܥaT4N5}heǩ8w;UQ<0go,PIYDYs$-0*5Ms&YiUN\{ יH3 Ěa